OT

Osamu Tanaka

DI Daikin Industries: 25 patents #74 of 2,957Top 3%
NS Nippon Steel: 23 patents #35 of 4,423Top 1%
PA Panasonic: 19 patents #1,080 of 21,108Top 6%
NK Nippon Carbide Kogyo: 12 patents #2 of 105Top 2%
Nissan Motor Co.: 11 patents #614 of 8,689Top 8%
MC Miura Co.: 8 patents #5 of 163Top 4%
AN Anritsu: 5 patents #62 of 633Top 10%
MI Minolta: 5 patents #345 of 1,109Top 35%
Rohm Co.: 4 patents #677 of 2,292Top 30%
ND Nittetsu Plant Designing: 4 patents #1 of 74Top 2%
KT Kabushiki Kaisha Toshiba: 4 patents #8,011 of 21,451Top 40%
NK Nsk-Warner K.K.: 3 patents #65 of 206Top 35%
Sumitomo Electric Industries: 3 patents #7,735 of 21,551Top 40%
TO Tokuyama: 3 patents #111 of 562Top 20%
TL Tokyo Electron Limited: 3 patents #2,069 of 5,567Top 40%
DC Dowa Electronics Materials Co.: 3 patents #68 of 241Top 30%
JC Jeco Co.: 3 patents #9 of 73Top 15%
Dow Corning: 2 patents #658 of 1,768Top 40%
MC Maruzen Sewing Machine Co.: 2 patents #7 of 15Top 50%
NE Nec: 2 patents #5,510 of 14,502Top 40%
KO Komatsu: 2 patents #831 of 2,087Top 40%
CC Citizen Holdings Co.: 2 patents #121 of 431Top 30%
KS Kobe Steel: 2 patents #504 of 2,031Top 25%
NO Nof: 1 patents #246 of 561Top 45%
AC Art Metal Mfg. Co.: 1 patents #5 of 24Top 25%
SC Sanyu Rec Co.: 1 patents #9 of 15Top 60%
TL Tokyo Electron Saga Limited: 1 patents #14 of 24Top 60%
TC Toray Silicone Co.: 1 patents #64 of 116Top 60%
TS Toshiba Energy Systems & Solutions: 1 patents #268 of 569Top 50%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
DC Dow Corning Toray Silicone Company: 1 patents #139 of 246Top 60%
DC Dow Corning Toray Co.: 1 patents #117 of 258Top 50%
EI Echo Incorporated: 1 patents #24 of 51Top 50%
FC Fine M-Tec Co.: 1 patents #38 of 97Top 40%
IC Ichikawa Woolen Textile Co.: 1 patents #10 of 29Top 35%
MC Micro-Tec Company: 1 patents #2 of 4Top 50%
DE Denso: 1 patents #6,940 of 11,792Top 60%
MC Minolta Co.: 1 patents #942 of 1,416Top 70%
DC Dainihon Jochugiku Co.: 1 patents #13 of 34Top 40%
MC Miura Institute Of Research & Development Co.: 1 patents #14 of 38Top 40%
DC Daihatsu Motor Co.: 1 patents #84 of 248Top 35%
CC Citizen Watch Co.: 1 patents #668 of 1,225Top 55%
AC Anritsu Infivis Co.: 1 patents #6 of 18Top 35%
📍 Akita, JP: #1 of 283 inventorsTop 1%
Overall (All Time): #4,931 of 4,157,543Top 1%
167
Patents All Time

Issued Patents All Time

Showing 76–100 of 167 patents

Patent #TitleCo-InventorsDate
6682576 Air filter medium, process of producing filter medium, air filter pack for air filters, and air filter unit for air filters Hideyuki Kiyotani, Osamu Inoue, Kunihiko Inui, Yoshiyuki Shibuya 2004-01-27
6674021 Combination weighing equipment with sealed happer door driving mechanisms to facilitate cleaning Nobuyuki Wakabayashi 2004-01-06
6531144 Microemulsion aerosol composition Seiichi Kashima 2003-03-11
6520651 Retroreflective sheet Yukio Yokoyama, Takehiro Ishihara, Hiroki Nakazawa 2003-02-18
6509533 Conveyor, and weighing machine and metal detecting machine using the conveyor Hiroyuki Sekiguchi, Norikazu Murata 2003-01-21
6494132 Screen printer and a screen printing method Yasushi Sano 2002-12-17
6416562 Air filter medium, air filter pack and air filter unit comprising the same, and method for producing air filter medium Yoshiyuki Shibuya, Kunihiko Inui, Hideyuki Kiyotani 2002-07-09
6355135 Method of laminating gas permeable sheet material Osamu Inoue, Toshio Kusumi, Jun Asano, Katsutoshi Yamamoto, Shinichi Chaen +1 more 2002-03-12
6292631 Camera and its battery pack Shunji Oku, Kenichi Fujisawa, Hidehiko Fujii, Toshitsugu Yamamoto 2001-09-18
6269782 Water-tube boiler Toshihiro Kayahara, Akinori Kawakami, Takashi Morimatsu, Koichi Wakae, Kanta Kondou +1 more 2001-08-07
6261979 Filter medium and air filter unit using the same Toshio Kusumi, Yoshiyuki Shibuya, Takeshi Tano 2001-07-17
6119478 Refrigeration apparatus and method of manufacturing same Shinri Sada 2000-09-19
6116035 Heat transfer device Takashi Matsuzaki, Kazuhide Mizutani, Yasushi Hori, Toru Inazuka 2000-09-12
6110574 Retroreflective sheeting Katsura Ochi, Masaki Yoshizawa 2000-08-29
6028654 Liquid crystal display with electrode structure having small and high surface resistivity electrodes preventing accumulation of static electricity on electrode segments Yukito Toriumi 2000-02-22
5988821 Lens type functional retroreflective sheeting and method of producing same Kiyohito Hiromitsu, Kunihiro Takao, Katsura Ochi 1999-11-23
5984479 Lens-type retroreflective sheeting Katsura Ochi, Makoto Takeda 1999-11-16
5961744 Grain oriented silicon steel sheet having low core loss and method of manufacturing same Shuichi Yamazaki, Hiroyasu Fujii, Takeo Nagashima, Yoshiyuki Ushigami, Katsurou Kuroki +1 more 1999-10-05
5943879 Heat transport system Shinri Sada, Yasushi Hori 1999-08-31
5945212 Insulating film treating agent having extremely excellent film characteristics and production method for non-oriented electrical steel sheet using the treating agent Kikuji Hirose, Kazutoshi Takeda, Seiichiro Chou, Masahiro Yamamoto 1999-08-31
5853123 Signal transmission/reception device of air conditioner Takashi Okano, Kouji Uchida, Kouji Kamafusa, Hisatoshi Kawakami, Masaharu Sogabe 1998-12-29
5840131 Process for producing grain-oriented electrical steel sheet having excellent glass film and magnetic properties Kenichi Yakashiro, Hotaka Honma, Maremizu Ishibashi, Akira Sakaida, Tomoji Kumano +2 more 1998-11-24
5834528 Polytetrafluoroethylene porous composite film Katsutoshi Yamamoto, Osamu Inoue, Toshio Kusumi, Shinichi Chaen, Jun Asano +1 more 1998-11-10
5824390 Method for producing retroreflective sheeting using a coupling agent Katsura Ochi, Masaki Yoshizawa 1998-10-20
5817714 Methods for making polydiorganosiloxane microemulsions Daniel Graiver 1998-10-06