Inventor
Akira Iizuka
Inventor
Hamamatsu, JP
Overview
Patents· 47 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G10Hprimary
G10HElectrophonic musical instruments16%
H04NPictorial communication, e.g. television6%
F02MSupplying combustion engines in general with combustible mixtures or constituents thereof5%
H05KPrinted circuits5%
Y02PClimate change mitigation technologies in the production or processing of goods5%
Y10TTechnical subjects covered by former us classification5%
C07CAcyclic or carbocyclic compounds4%
F02DControlling combustion engines4%
Y02TClimate change mitigation technologies related to transportation4%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests4%
PatentTitleYear
11,098,669Internal combustion engine control device202110,995,655Fuel injection device202110,823,102Control device for fuel injection valve202010,815,949Fuel injection device202010,437,142Support frame for pellicle201910,415,527Fuel injection valve201910,378,496Fuel injection valve20199,598,790'Pellicle frame and process for manufacturing same'20179,599,889'Method for manufacturing support frame for pellicle, support frame for pellicle, and pellicle'20177,896,200'Liquid substance supplying device'20117,885,718'Component mounting apparatus, service providing device and servicing method'20117,823,378'Method of controlling exhaust gas purification system, and exhaust gas purification system'20107,536,236'Component mounting apparatus, service providing device and servicing method'20097,518,659'Video mixer apparatus'20097,476,796'Image controlling apparatus capable of controlling reproduction of image data in accordance with event'20097,384,834'Semiconductor device and a method of manufacturing the same'20087,221,852'Motion picture playback apparatus and motion picture playback method'20077,168,244'Control method for an exhaust gas purification system and an exhaust gas purification system'20077,142,939'Component mounter, service supplier, and service supplying method'20067,087,474'Semiconductor device and a method of manufacturing the same'20067,019,788'Video mixer apparatus'20066,829,490'Folding electronic apparatus and flexible substrate thereof'20046,700,050'Bi-directional serial bus system for constructing electronic musical instrument'2004D0475462'Electrode arrangement for a portable cardiogram recorder'20036,562,406'Apparatus and method for applying viscous fluid'2003D0470590'Portable cardiogram recorder'20036,263,025'Motion vector detecting apparatus'20016,167,090'Motion vector detecting apparatus'20006,051,771'Apparatus and method for generating arpeggio notes based on a plurality of arpeggio patterns and modified arpeggio patterns'20005,962,802'Automatic performance device and method capable of controlling a feeling of groove'19995,882,451'Method and apparatus for applying an electronic component adhesive'19995,767,910'Video signal compressing/encoding system'19985,703,654'Video signal encoder'19975,340,940'Musical tone generation apparatus capable of writing/reading parameters at high speed'19945,298,673'Electronic musical instrument using time-shared data register'19945,254,805'Electronic musical instrument capable of adding musical effect to musical tones'19935,218,156'Apparatus for combining stored waveforms to synthesize musical tones'19935,168,116'Method and device for compressing signals of plural channels'19925,149,903'Musical tone generating apparatus having means for controlling the amplitude of a musical tone signal envelope'19925,000,074'Effect imparting device for an electronic musical instrument or the like apparatus'19914,898,059'Electronic musical instrument which compares amount of data recorded in internal memory device with storage capacity of external memory device and selectively transfers data thereto'19904,773,294'Musical composition parameter selecting device for electronic musical instrument'19884,699,039'Automatic musical accompaniment playing system'19874,638,087'6-substituted naphthalene-2-carboxylic acids and process for producing the same'19874,607,117'Methyl 2-(2-hydroperoxy-2-propyl)naphthalene-6-carboxylate and process for producing the same'19864,567,293'2-[Para-(2-substituted or unsubstituted-3,3,3-tri-fluoropropyl)phenyl]propionic acid or a salt thereof'19864,071,553'Method for the production of trans-4-aminomethyl cyclohexane-1-carboxylic acid'1978Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1978–1987Patents assigned to KUREHA CHEMICAL IND CO LTD (4)· patent assignee history
1987–2009Based in Hamamatsu, JP· patent location history
1988–2009Patents assigned to YAMAHA CORP (16)· patent assignee history
1997–2001Patents assigned to NIPPON STEEL CORP (4)· patent assignee history
1997–2001Based in Tokyo, JP· patent location history
1999–2006Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (3)· patent assignee history
2003–2009Based in Yamanashi, JP· patent location history
2004–2019Based in Shizuoka, JP· patent location history
2019–2021Patents assigned to HITACHI AUTOMOTIVE SYSTEMS LTD (6)· patent assignee history
2019–2021Based in Hitachinaka, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| YAMAHA CORP | 16 | 1988–2009 |
| HITACHI AUTOMOTIVE SYSTEMS LTD | 6 | 2019–2021 |
| KUREHA CHEMICAL IND CO LTD | 4 | 1978–1987 |
| NIPPON STEEL CORP | 4 | 1997–2001 |
| MATSUSHITA ELECTRIC INDUSTRIAL CO LTD | 3 | 1999–2006 |
Locations
| Location | Patents | Span |
|---|---|---|
| Hamamatsu, JP | 15 | 1987–2009 |
| Hitachinaka, JP | 6 | 2019–2021 |
| Shizuoka, JP | 5 | 2004–2019 |
| Tokyo, JP | 4 | 1997–2001 |
| Yamanashi, JP | 3 | 2003–2009 |