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 151–167 of 167 patents

Patent #TitleCo-InventorsDate
4666277 Diaphragm control attachment 1987-05-19
4639939 Apparatus for cancelling periodic carrier phase jitters Botaro Hirosaki 1987-01-27
4599598 Data transmission system utilizing power line Yoshiyuki Komoda, Hitoshi Fukagawa, Yoshiharu Suzuki 1986-07-08
4584778 Angle change detector Seiichi Komasaku, Hiroshi Iiyama, Noboru Watanabe 1986-04-29
4571844 Angle change detector Seiichi Komasaku, Hiroshi Iiyama, Noboru Watanabe 1986-02-25
4543134 Process for producing grain-oriented electrical steel sheet having both improved magnetic properties and properties of glass film Shozaburo Nakashima, Takashi Nagano, Tomoji Kumano, Yoshitaka Hiromae 1985-09-24
4519649 Wheelchair Hiroshi Iijima, Masayoshi Ito, Etsumi Okigawa 1985-05-28
4514719 Data transmission system utilizing power line of 3-phase alternating current Yoshiharu Suzuki, Hitoshi Fukagawa, Yoshiyuki Komoda 1985-04-30
4501734 Promotion of absorption of drugs administered through the alimentary system Noboru Yata 1985-02-26
4492029 Inclinometer Noboru Watanabe, Hiroshi Iiyama 1985-01-08
4436563 Flux for overlay welding Kazuhiro Takeba, Hiroshi Saita, Yukinobu Matsushita, Koji Koyabu 1984-03-13
4425392 Needle punched papermaking felt and method of manufacturing the same Naoyuki Oikawa, Wako Sato 1984-01-10
4290070 Magnetic loop antenna with diamagnetic properties Nobuo Nakano, Toyoaki Fukui 1981-09-15
4268326 Process for producing grain oriented electrical silicon steel sheet Kenzo Iwayama 1981-05-19
4258996 Diaphragm control mechanism for camera objectives Kyozo Uesugi 1981-03-31
4203784 Grain oriented electromagnetic steel sheet Katsuro Kuroki 1980-05-20
4199227 Shock resistant lens device with zoom and macrofocusing controls Kyozo Uesugi 1980-04-22