OA

Osamu Arakawa

SE Seiko Epson: 9 patents #2,012 of 7,774Top 30%
MM Murata Machinery: 3 patents #89 of 397Top 25%
AC Ando Electric Co.: 2 patents #91 of 301Top 35%
MK Murata Kikai: 1 patents #251 of 454Top 60%
HE Hitachi Vlsi Engineering: 1 patents #390 of 666Top 60%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
TU Tohoku University: 1 patents #615 of 1,680Top 40%
TO Toshiba: 1 patents #1,121 of 2,688Top 45%
YE Yokogawa Electric: 1 patents #658 of 1,441Top 50%
Overall (All Time): #252,549 of 4,157,543Top 7%
18
Patents All Time

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDate
11480859 Phosphor, wavelength conversion element, light source device, and projector 2022-10-25
11279871 Ceramic composite, light source apparatus, and projector Satoshi Kito 2022-03-22
11156909 Wavelength converter, light source apparatus, and projector Wataru YASUMATSU, Tomohiro Yokoo 2021-10-26
10830417 Wavelength converter, light source apparatus, and projector 2020-11-10
10564534 Light source apparatus and projector 2020-02-18
10101645 Wavelength conversion element, light source device, and projector Toshiaki Hashizume, Kunihiko Takagi, Tetsuo Shimizu 2018-10-16
9651853 Light source device and projector 2017-05-16
8891992 Image forming apparatus and temperature controlling method of image forming apparatus 2014-11-18
8780444 Screen and projection system Hiroyuki Shindo, Toshiaki Hashizume, Tatsuo Uchida, Yoshito Suzuki, Baku Katagiri 2014-07-15
8654442 Refelctive front screen Tatsuo Uchida, Yoshito Suzuki, Baku Katagiri, Toshiaki Hashizume, Hiroyuki Shindo 2014-02-18
8532550 Fusing unit for stable small-sheet feeding in image forming apparatus 2013-09-10
7603060 Image forming device and power transmission mechanism 2009-10-13
D529075 Developer fixing unit 2006-09-26
6984972 Carrier transporting apparatus, method of transporting a carrier and transporting apparatus Yoshiaki Uchino 2006-01-10
6724206 Device carrier and autohandler Akio Nakamura 2004-04-20
5800205 Contact mechanism for IC testing 1998-09-01
5787301 Parallel computer system Tadaaki Isobe, Toshimitsu Ando, Masato Ishii, Shigeo Takeuchi 1998-07-28
4631796 Torque sensor and method for manufacturing the same Koichiro Inomata, Takao Sawa 1986-12-30