IDiyas

For the Inventor, By the Inventor

Yokohama, Japan

Masayuki Muranaka

USPTO Granted Patents = 12

Average Co-Inventor Count = 5.7

ph-index = 8

Forward Citations = 196(Granted Patents)


Location History:

  • Yokohama, JP (1990 - 1996)
  • Kanagawa, JP (1993 - 2018)
  • Fukushima, JP (2019)

Company Filing History:

goldMedal9 out of 42,485 
 
Hitachi, Ltd.
 patents
silverMedal3 out of 28,544 
 
Ricoh Company, Ltd.
 patents
bronzeMedal1 out of 264 
 
Sega Enterprises, Ltd.
 patents
where one patent can have more than one assignee

Years Active: 1990-2019

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12 patents (USPTO):Explore Patents
1. 10199967 - Motor controller, motor driving apparatus, motor driving system, image forming apparatus, and conveying device (2019-02-05),
2. 9925798 - Optical scanning apparatus and image forming device (2018-03-27),
3. 9625711 - Optical scanning apparatus and image forming device (2017-04-18),
4. 5513037 - Rear-projection screen and a rear projection image display employing the (1996-04-30),
5. 5500747 - Ultra-wide angle liquid crystal projector system (1996-03-19),
6. 5485308 - Rear-projection type image display apparatus and rear-projection type (1996-01-16),
7. 5400114 - Rear-projection screen and a rear projection image display employing the (1995-03-21),
8. 5272540 - Temperature compensating lens system for projection television (1993-12-21),
9. 5255122 - Projection lens system for projection type television (1993-10-19),
10. 5200814 - Video projector with optical color balance (1993-04-06),
11. 5066099 - Rear projection screen and method of producing the same (1991-11-19),
12. 4948237 - Projection lens system (1990-08-14),
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