Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
TO

Toru Ozaki

SISeiko Instruments: 15 patents #108 of 1,437Top 8%
TCToyo Tire & Rubber Co.: 15 patents #23 of 499Top 5%
TCToyoda Gosei Co.: 9 patents #257 of 2,296Top 15%
Fujitsu Limited: 8 patents #3,989 of 24,456Top 20%
DIDaicel Chemical Industries: 6 patents #115 of 893Top 15%
Kabushiki Kaisha Toshiba: 5 patents #5,683 of 21,451Top 30%
Toyota: 4 patents #6,703 of 26,838Top 25%
KCKansai Paint Co.: 3 patents #201 of 822Top 25%
NKNippon Kayaku: 3 patents #255 of 1,103Top 25%
Panasonic: 2 patents #9,678 of 21,108Top 50%
TCTakashimaya Nippatsu Kogyo Co.: 1 patents #10 of 40Top 25%
ACAsahi Glass Co.: 1 patents #1,233 of 2,251Top 55%
Infineon Technologies Ag: 1 patents #4,439 of 7,486Top 60%
Sharp Kabushiki Kaisha: 1 patents #6,861 of 10,731Top 65%
Overall (All Time): #34,916 of 4,157,543Top 1%
64 Patents All Time

Issued Patents All Time

Showing 26–50 of 64 patents

Patent #TitleCo-InventorsDate
7901818 Hydrogen generator Takafumi Sarata, Norimasa Yanase, Tsuneaki Tamachi, Kazutaka Yuzurihara, Fumiharu Iwasaki 2011-03-08
7874575 Airbag apparatus Takaki Fukuyama, Hiroki Murase, Yasushi Okada, Kenichi Fukurono, Ichizo Shiga +1 more 2011-01-25
7863439 Cellulose ester having improved stability to wet heat Toru Shibata, Shu Shimamoto 2011-01-04
7811691 Fuel cell system Norimasa Yanase, Fumiharu Iwasaki, Kazutaka Yuzurihara, Tsuneaki Tamachi, Takafumi Sarata 2010-10-12
RE39629 Side air bag Takeshi Yamaji 2007-05-15
7169829 Maleimido-bearing compounds resin composition containing the same and cured articles thereof Hiroo Koyanagi, Minoru Yokoshima 2007-01-30
7118129 Air bag system for automotive passenger seat Takeshi Yamaji 2006-10-10
6967368 Ferro-electric memory device and method of manufacturing the same Yoshinori Kumura, Yoshiro Shimojo 2005-11-22
6885877 Portable communication device and system using the portable communication device and attachment for a portable communication device Masami Mizutani, Shigeru Sasaki 2005-04-26
6803458 Cellulose acetates and process for producing the cellulose acetates Hirofumi Sasai, Hiroki Taniguchi, Michiyo Nakai, Shinsuke Suzuki 2004-10-12
6767030 Air bag system for automotive passenger seat Takeshi Yamaji 2004-07-27
6724026 Memory architecture with memory cell groups Michael Jacob, Andreas Hilliger, Thomas Roehr, Susumo Shuto 2004-04-20
6683174 Cellulose triacetates and methods for producing the cellulose triacetates Hiroshi Ogawa, Hirofumi Sasai 2004-01-27
6676147 Air bag device Kenji Shibayama, Kazuaki Bito, Takeshi Yamaji, Hidehito Sogi, Takashi Sasaki +1 more 2004-01-13
6533318 Air bag system for automotive passenger seat Takeshi Yamaji 2003-03-18
6288556 Method of electrical measurement of misregistration of patterns Takashi Sato, Keita Asanuma, Junichiro Iba, Hiroshi Nomura, Tatsuhiko Higashiki 2001-09-11
6198122 Semiconductor memory and method of fabricating the same Mariko Habu, Yusuke Kohyama, Keiji Hosotani 2001-03-06
6186543 Air bag system for automotive passenger seat Takeshi Yamaji 2001-02-13
6150690 Structure of a capacitor section of a dynamic random-access memory Yutaka Ishibashi, Yusuke Kohyama 2000-11-21
6070904 Air bag device with breakable retainer strap Takeshi Yamaji, Kazuaki Bito, Hidehito Sogi, Takeshi Oyama, Kenji Kaneko +1 more 2000-06-06
6056316 Side air bag Takeshi Yamaji 2000-05-02
6029996 Air bag device Kazuhiko Yoshioka, Kazuaki Bito, Yoshinori Mihara 2000-02-29
6010146 Air bag device for vehicle Masakatsu Otsuka, Takayuki Kato, Yoshinori Mihara 2000-01-04
5944344 Air bag device Kazuhiko Yoshioka, Kazuaki Bito, Yoshinori Mihara 1999-08-31
5884574 Air bag for vehicle Hidehito Sogi 1999-03-23