Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
OI

Osamu Iijima — 12 Patents

ODOki Data: 5 patents #144 of 635Top 25%
HCHisamitsu Pharmaceutical Co.: 3 patents #87 of 383Top 25%
Panasonic: 3 patents #7,659 of 21,108Top 40%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
Tokyo, JP: #13,135 of 90,295 inventorsTop 15%
Overall (All Time): #396,045 of 4,157,543Top 10%
12 Patents All Time
Osamu Iijima has been granted 12 US patents while listed as an inventor at Oki Data. The first was granted in 1995 and the most recent in July 2020. Osamu Iijima ranks #396,045 of 4,157,543 US inventors in our database (top 9.5%). Patent records list Osamu Iijima in Tokyo, JP.

Patents per Year

Patents granted per year, 1995 to 2020Bar chart with a peak of 3 patents in 1999.peak 31995: 1 patents19951998: 1 patents19981999: 3 patents19992002: 1 patents20022006: 1 patents20062013: 1 patents20132015: 1 patents20152016: 1 patents20162019: 1 patents20192020: 1 patents2020

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10708449 Information processing system, terminal device, and information processing device that uses setting related information, which corresponds to manual item displayed at terminal device Masayuki Maeda 2020-07-07
10257391 Information processing apparatus and information processing method Noriharu Fujiwara 2019-04-09
9395976 Information processing apparatus, firmware renewing method, and computer program 2016-07-19
9049308 Communication terminal device having registration determining unit 2015-06-02
8427664 Key based electronic file approval management system 2013-04-23
7145595 Image processing and inspection system Toshiki Yamane, Masayuki Hattori, Jun Nishijima, Yoshinori Koizumi 2006-12-05 $377,000
6429308 HIV infection inhibitors Takeshi Goto, Takashi Shimada 2002-08-06
5998384 Endoscopic administration of an HSV-tk gene to treat digestive organ cancer Takashi Shimada, Norio Matsukura, Katsuhiko Akiyama, Takeshi Goto 1999-12-07
5869306 Gene transfer preparation Hidekazu Kuma, Yosuke Suzuki 1999-02-09
5855341 Method of controlling a plurality of satellites Hiroko Aoki 1999-01-05
5768277 Automatic ID assigning device for network instruments Masami Ohno, Yasuhiko Mizoguchi, Akira Matsuzaki, Junko Nakano 1998-06-16 $117,000
5444439 Data setting system for terminal units in remote supervisory and controlling system employing data transmission Mitsunobu Kuroda, Susumu Nakano, Osamu Yamada, Motoharu Terada 1995-08-22 $50,000