TN

Tohru Nakamura

PA Panasonic: 72 patents #110 of 21,108Top 1%
Sumitomo Electric Industries: 41 patents #258 of 21,551Top 2%
HI Hitachi: 31 patents #867 of 28,497Top 4%
SC Sumitomo Chemical: 4 patents #1,124 of 4,033Top 30%
AC Ajinomoto Co.: 3 patents #592 of 2,190Top 30%
OL Olympus: 3 patents #1,323 of 3,097Top 45%
OC Olympus Optical Co.: 3 patents #953 of 2,334Top 45%
TO Toyota: 3 patents #8,352 of 26,838Top 35%
MC Mimaki Engineering Co.: 2 patents #82 of 214Top 40%
SL Sciocs Company Limited: 2 patents #14 of 41Top 35%
HU Hosei University: 2 patents #7 of 25Top 30%
TT The University Of Tokyo: 1 patents #1,000 of 2,633Top 40%
Pioneer: 1 patents #1,107 of 1,730Top 65%
KC Kao Soap Co.: 1 patents #82 of 203Top 45%
MC Matsushit Electric Industrial Co.: 1 patents #13 of 293Top 5%
HC Hitachi Device Engineering Co.: 1 patents #292 of 514Top 60%
SL Sumitomo Pharmaceuticals Company Limited: 1 patents #135 of 327Top 45%
KA Kao: 1 patents #1,961 of 3,221Top 65%
MC Mitsubishi Gas Chemical Company: 1 patents #1,048 of 1,727Top 65%
📍 Toyota, CA: #2 of 29 inventorsTop 7%
Overall (All Time): #4,729 of 4,157,543Top 1%
171
Patents All Time

Issued Patents All Time

Showing 126–150 of 171 patents

Patent #TitleCo-InventorsDate
5373496 Objective lens actuator having rodlike elastic members supporting U-shaped lens holder Hironori Tomita, Atsufumi Ishizuka 1994-12-13
5324983 Semiconductor device Takahiro Onai, Takeo Shiba, Yoichi Tamaki, Katsuyoshi Washio, Kazuhiro Ohnishi +1 more 1994-06-28
5319497 Lens drive device with lens holder carrying drive flux generating magnets Kanji Wakabayashi, Hironori Tomita, Noboru Kikuchi 1994-06-07
5299080 Floating head slider with improved suspension for use in magnetic/optical disk recording apparatuses Osamu Mizuno 1994-03-29
5292925 N-t-butyloxycarbonyl-3-cyclohexyl-L-alanine methyl ester in crystalline form Masahiko Kurauchi 1994-03-08
5286897 N-t-butyloxycarbonyl-3-cyclohexyl-L-alanine methyl ester in crystalline form Masahiko Kurauchi 1994-02-15
5241528 Optical pickup Masanari Mohri, Hironori Tomita, Atsushi Ishizuka, Shinichi Tanaka 1993-08-31
5237200 Semiconductor bipolar transistor with concentric regions Mitsuo Nanba 1993-08-17
5224083 Objective lens driving apparatus Kanji Wakabayashi, Hironori Tomita, Noboru Kikuchi 1993-06-29
5214497 Polycrystalline silicon resistor for use in a semiconductor integrated circuit having a memory device Mitsuo Nanba, Masao Kondo, Takeo Shiba 1993-05-25
5202863 Magneto-optical disk unit compatible with different two types of magneto-optical disks and a magnetic-field generator suitable thereof Norio Miyatake, Hidetsugu Kawabata, Kiyoshi Uchida, Yasumori Hino, Teruyuki Takizawa 1993-04-13
5193080 Magneto-optical recording medium and apparatus Masanari Mohri, Osamu Mizuno 1993-03-09
5163022 Semiconductor cell memory with current sensing Noriyuki Homma, Hiroaki Nambu, Kunihiko Yamaguchi, Youji Idei, Kazuo Kanetani +3 more 1992-11-10
5150350 Magneto-optical data recording and reproducing device Hideki Aikoh, Masayuki Shinoda, Noboru Kikuchi 1992-09-22
5146445 Optical head with tracking error detecting system Hideki Aikoh, Masayuki Shinoda, Noboru Kikuchi 1992-09-08
5130972 Optical recording and reproducing apparatus Osamu Mizuno, Masanari Mouri 1992-07-14
5126563 Optical reading-writing apparatus having a moving unit Hideki Aikoh, Masayuki Shinoda 1992-06-30
5124965 Optical head supporting apparatus Osamu Mizuno, Noboru Kikuchi 1992-06-23
5122998 Magneto-optical recording and reproducing apparatus having magnetic head vertically moving support Osamu Mizuno, Masanari Mohri, Noboru Kikuchi 1992-06-16
5109263 Semiconductor device with optimal distance between emitter and trench isolation Mitsuo Nanba, Kazuo Nakazato, Takeo Shiba, Katsuyoshi Washio, Kiyoji Ikeda +2 more 1992-04-28
5077713 Magneto-optical disk writing/reading apparatus including a floating magnetic head Teruyuki Takizawa, Masanari Mohri 1991-12-31
5061645 Method of manufacturing a bipolar transistor Kazuo Nakazato, Masatoshi Matsuda, Takao Miyazaki, Tokuo Kure, Takahiro Okabe +1 more 1991-10-29
5044729 Objective lens actuator Hironori Tomita, Noboru Kikuchi, Masanari Mohri 1991-09-03
5019523 Process for making polysilicon contacts to IC mesas Takao Miyazaki, Susumu Takahashi, Ichiro Imaizumi, Takahiro Okabe, Minoru Nagata +1 more 1991-05-28
4998155 Radiation-hardened semiconductor device with surface layer Kikuo Watanabe, Toru Toyabe, Takahiro Okabe, Minoru Nagata 1991-03-05