Inventor
Hiroyuki Kawai
Inventor
Hyogo, JP
Overview
Patents· 91 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G06Fprimary
G06FElectric digital data processing13%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy7%
H04LTransmission of digital information, e.g. telegraphic communication7%
G06TImage data processing or generation, in general6%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution6%
H04BTransmission5%
A61BDiagnosis4%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests4%
G03GElectrography3%
H04WWireless communication networks3%
PatentTitleYear
10,668,416Granular filtration media mixture and uses in water purification202010,533,287Dispersant for carbon fibers, carbon fiber dispersion composition, and method for manufacturing carbon fiber sheet202010,461,294Separator for alkaline batteries, and alkaline battery using same201910,446,820Alkaline battery separator201910,106,923Extra-fine fiber sheet201810,020,124Separator for electric double layer capacitors, and electric double layer capacitor20189,921,638'Data processing system with selective engagement of standby mode based on comparison with a break-even time'20189,748,543'Separator for nonaqueous cell and nonaqueous cell'20179,712,072'Inverter device'20179,711,769'Separator for nonaqueous cell and nonaqueous cell'20179,498,742'Filtration material for filters, and filter cartridge'20169,360,922'Data processing system, microcontroller and semiconductor device'20169,343,721'Separator for non-aqueous batteries and non-aqueous battery equipped with same, and process for manufacturing separator for non-aqueous batteries'20169,142,816'Alkaline battery separator and alkaline battery using separator'20159,111,649'Tamper resistant semiconductor device with access control'20158,865,336'Separator for alkaline battery, method for producing the same, and battery'20148,802,271'Separator for non-aqueous batteries, non-aqueous battery using same, and production method for separator for non-aqueous batteries'20148,784,562'Carbon nanotube production process and carbon nanotube production apparatus'20148,725,186'Base station apparatus, user equipment and precoding method'20148,560,001'Base station apparatus, user equipment terminal, and communication control method'20138,477,480'Laminate, separator for capacitor, and capacitor'20138,391,128'Mobile communication system, receiver and method'20138,368,979'Image forming apparatus and computer readable medium for forming image'20138,294,950'Image forming apparatus'20128,097,366'Alkaline battery separator comprising alkali-resistance synthetic fiber, fibrillated organic solvent-spun cellulose fiber and mercerized pulp, and alkaline primary battery'20127,936,838'Wireless communication system, receiving apparatus, modulating method for use therein, and program therefor'20117,864,897'MIMO multiplexing communication system and a signal separation method'20117,844,003'Signal separating device and signal separating method'20107,754,387'Separator for battery and alkaline battery'20107,672,408'Signal separation device and signal separation method'20107,583,739'Channel estimation device, channel estimation method, and wireless receiver'20097,433,965'Packet transmission system, packet transmission method, packet transmission device, home agent, mobile terminal, and access router'20087,364,110'Cable apparatus'20087,272,361'Method and device for transmitting burst signal in mobile communication system, information distribution method, and information distribution controller'20077,190,967'Radio communication system, communication terminal, and method for transmitting burst signals'20077,125,258'Card-type terminal'20067,054,979'Method and apparatus for routing configuration accesses from a primary port to a plurality of secondary ports'20067,038,684'Rendering process apparatus capable of improving processing speed of overall graphic system'20067,014,781'Methods and articles for maintaining hydantoinylated polymers in a biocidally active state'20066,922,212'Portable electronic device having a rotatable camera'20056,820,107'Square root extraction circuit and floating-point square root extraction device'20046,795,075'Graphic processor having multiple geometric operation units and method of processing data thereby'20046,711,601'Logarithmic arithmetic unit avoiding division as far as predetermined arithmetic precision is guaranteed'20046,697,889'First-in first-out data transfer control device having a plurality of banks'20046,675,251'Bridge device for connecting multiple devices to one slot'20046,603,481'Geometry processor capable of executing input/output and high speed geometry calculation processing in parallel'20036,581,087'Floating point adder capable of rapid clip-code generation'20036,480,873'Power operation device'20026,442,627'Output FIFO data transfer control device'20026,434,214'X-ray CT apparatus and X-ray imaging method'20026,418,186'X-ray image pickup device'20026,381,299'X-ray examination apparatus and imaging method of X-ray image'20026,272,582'PCI-PCI bridge allowing controlling of a plurality of PCI agents including a VGA device'20016,201,040'Antifouling coating composition'20016,148,318'Square root extraction circuit and floating-point square root extraction device'20006,142,026'Wheel information estimating apparatus'20006,088,556'Image forming apparatus having a toner cartridge'20006,005,590'Geometrical operation apparatus for performing high speed calculations in a three-dimensional computer graphic display system'19995,982,380'Hardware clipping device which compares objects with boundaries via use of absolute values'19995,974,436'Execution processor for carrying out power calculation'19995,913,241'Apparatus for estimating vehicle tire air pressure from not only tired wheel motion but also tire temperature'19995,895,143'Electrophotographic image-forming apparatus'19995,848,114'Computerized tomography system'19985,835,822'Image-forming apparatus comprising a process unit'19985,826,207'Device for estimating air pressure of tire from vibration components of vehicle wheel speed'19985,802,133'Method and apparatus of X-ray computerized tomography'19985,743,323'Apparatus for continuous casting'19985,729,758'SIMD processor operating with a plurality of parallel processing elements in synchronization'19985,715,436'Image processing LSI circuit with image preprocessing, feature extraction and matching'19985,697,016'Image forming apparatus operable in horizontal and vertical installations'19975,673,422'Semiconductor integrated circuit for processing image data'19975,657,485'Program control operation to execute a loop processing not immediately following a loop instruction'19975,640,436'Method and apparatus for X-ray computed tomography'19975,602,940'Method of labeling image data and device for the same using temporary labels having a concentration relationship'19975,590,164'Method and apparatus for x-ray computed tomography'19965,584,010'Direct memory access control device and method in a multiprocessor system accessing local and shared memory'19965,531,110'Method and apparatus for estimating disturbance acting on vehicle tired wheel based on wheel angular velocity and equation of state'19965,512,975'Heat exhaust duct for image forming apparatus operable in a vertical or horizontal position'19965,366,832'Separator for alkaline batteries'19945,365,454'Layout designing method for a semiconductor integrated circuit device'19945,335,715'Method and apparatus for continuous casting'19945,136,701'Processing unit containing DMA controller having concurrent operation with processor wherein addresses and data are divided into two parts'19925,051,610'SR latch circuit'19914,962,343'Signal transmission circuit'19904,953,128'Variable delay circuit for delaying input data'19904,936,185'Electronic musical instrument having plural component blocks'19904,899,127'Size comparing circuit'19904,897,808'Adder capable of usual addition and reverse carry addition'19904,877,974'Clock generator which generates a non-overlap clock having fixed pulse width and changeable frequency'19894,869,701'Electrical educational toy'19894,051,975'Cap for fuel tank'1977Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1977–2013Based in Tokyo, JP· patent location history
1989–2003Patents assigned to MITSUBISHI ELECTRIC CORP (23)· patent assignee history
1990–2006Based in Hyogo, JP· patent location history
1994–2020Patents assigned to KURARAY CO (15)· patent assignee history
1994–2019Based in Okayama, JP· patent location history
1996–2011Patents assigned to FUJITSU LTD (9)· patent assignee history
1996–2008Based in Kawasaki, JP· patent location history
2007–2014Patents assigned to NTT DOCOMO INC (11)· patent assignee history
2007–2014Based in Yokosuka, JP· patent location history
2012–2016Patents assigned to KAWAI HIROYUKI (14)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MITSUBISHI ELECTRIC CORP | 23 | 1989–2003 |
| KURARAY CO | 15 | 1994–2020 |
| KAWAI HIROYUKIself | 14 | 2012–2016 |
| NTT DOCOMO INC | 11 | 2007–2014 |
| FUJITSU LTD | 9 | 1996–2011 |
Locations
| Location | Patents | Span |
|---|---|---|
| Hyogo, JP | 16 | 1990–2006 |
| Tokyo, JP | 15 | 1977–2013 |
| Yokosuka, JP | 11 | 2007–2014 |
| Okayama, JP | 10 | 1994–2019 |
| Kawasaki, JP | 8 | 1996–2008 |