Inventor
Hisashi Murata
Inventor
Toyohashi, JP
Overview
Patents· 23 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Gprimary
G03GElectrography25%
G02BOptical elements, systems or apparatus13%
B29DProducing particular articles from plastics or from substances in a plastic state6%
B65BMachines, apparatus or devices for, or methods of, packaging articles or materials6%
G06KGraphical data reading6%
A63FCard, board, or roulette games3%
A63HToys, e.g. tops, dolls, hoops or building blocks3%
B29CShaping or joining of plastics3%
B65HHandling thin or filamentary material, e.g. sheets, webs, cables3%
C25BElectrolytic or electrophoretic processes for the production of compounds or non-metals3%
PatentTitleYear
11,133,512Bipolar plate202110,372,055Image forming apparatus and method of controlling the same20199,846,383Image formation device having determination of charge voltage20179,665,030'Image forming apparatus with a proximity charger'20179,568,851'Image forming apparatus'20179,482,981'Image forming apparatus'20168,185,011'Cleaning device and image forming apparatus incorporating same'20128,103,184'Image forming apparatus'20127,865,108'Cleaning device and image forming device for charging residuals of toner evenly'20117,499,220'Optical lens and method of manufacturing the same'20097,327,522'Optical lens and method of manufacturing the same'20087,037,196'Portable toy, portable information terminal, entertainment system, and recording medium'20065,847,859'Optical reading device'19985,708,418'Optical reading system'1998D0378916'Combined cradle and receiver for a bar code reader'1997D0378587'Receiver for bar code reader'1997D0374440'Bar code reader'19965,243,182'Photoelectric switch including synch timing signal emitter and detector and photoelectric detector system using the same'19935,144,117'Illumination type optical recorded information reading device'19924,738,083'Apparatus for supplying articles to a high-speed packing machine'19884,685,272'Sheet separating device in a packaging machine'19874,659,215'Optical fiber test method and apparatus'19874,490,007'Optical fiber alignment mechanism and connectors using the same'1984Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1987–1988Patents assigned to MITSUBISHI HEAVY IND LTD (2)· patent assignee history
1987–1988Based in Hiroshima, JP· patent location history
1992–2009Patents assigned to ALPS ELECTRIC CO LTD (9)· patent assignee history
1992–1993Based in Furukawa, JP· patent location history
1996–1998Based in Miyagi, JP· patent location history
2006–2009Based in Tokyo, JP· patent location history
2011–2012Patents assigned to KONICA MINOLTA BUSINESS TECH (3)· patent assignee history
2011–2019Based in Toyohashi, JP· patent location history
2012Patents assigned to HARA KAZUYOSHI (2)· patent assignee history
2016–2019Patents assigned to KONICA MINOLTA INC (5)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ALPS ELECTRIC CO LTD | 9 | 1992–2009 |
| KONICA MINOLTA INC | 5 | 2016–2019 |
| KONICA MINOLTA BUSINESS TECH | 3 | 2011–2012 |
| HARA KAZUYOSHI | 2 | 2012 |
| MITSUBISHI HEAVY IND LTD | 2 | 1987–1988 |
Locations
| Location | Patents | Span |
|---|---|---|
| Toyohashi, JP | 8 | 2011–2019 |
| Miyagi, JP | 5 | 1996–1998 |
| Tokyo, JP | 3 | 2006–2009 |
| Furukawa, JP | 2 | 1992–1993 |
| Hiroshima, JP | 2 | 1987–1988 |