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 76–100 of 171 patents

Patent #TitleCo-InventorsDate
D638803 Operation switch Mizuho Sakakibara, Shoichi Kobayashi, Yohei Kume, Shohei Tsukada, Hideo Kawakami 2011-05-31
7911908 Optical head and data processing apparatus including the same Fumitomo Yamasaki 2011-03-22
7825567 Three-dimensional structure and its manufacturing method Isao Shimoyama, Kiyoshi Matsumoto, Kazunori Hoshino, Kentaro Noda, Shuji Hachitani +2 more 2010-11-02
D618338 Syringe drive device Soichiro Fujioka, Mizuho Sakakibara, Shoichi Kobayashi 2010-06-22
7643391 Optical head, optical-information medium driving device, and sensor Hideki Aikoh, Takao Hayashi 2010-01-05
7443774 Optical head and data processing apparatus including the same Fumitomo Yamasaki 2008-10-28
7200849 Optical head and optical disc drive Hideki Aikoh, Osamu Mizuno 2007-04-03
7196975 Magneto-optical disk with protective layer, and optical disk device Hideki Aikoh 2007-03-27
7190804 Speaker apparatus Tomohiro Suenaga 2007-03-13
7159228 Converter support device with slider Osamu Mizuno, Yutaka Murakami 2007-01-02
7158469 Optical head with light-receiving device Hideki Aikoh, Hideki Nakata 2007-01-02
7154535 Digital camera capable of directly accessing images recorded on another digital camera Fumitomo Yamasaki, Hideki Aikoh 2006-12-26
7126905 Information recording medium and information recording/reproducing apparatus to increase recording density Tetsuo Saimi, Akihiro Arai 2006-10-24
7110191 Imaging optical system 2006-09-19
7013473 Transducer-supporting structure Osamu Mizuno, Yutaka Murakami, Hisayuki Enshu, Hideki Aikoh 2006-03-14
6973011 Magnetic head cleaning disk for use in magneto-optical recording and reproducing device Yutaka Murakami, Osamu Mizuno, Hideki Nakata 2005-12-06
6970404 Information recording/reproducing apparatus Fumitomo Yamasaki, Hideki Aikoh, Akihiro Arai 2005-11-29
6961162 Observation optical system using volume hologram Tetsuhide Takeyama 2005-11-01
6902055 Disk cartridge Eiichi Hanakawa, Akira Kurozuka 2005-06-07
6854125 Magnetic head Osamu Mizuno, Yutaka Murakami 2005-02-08
6801347 Observation optical system using volume hologram Tetsuhide Takeyama 2004-10-05
6788627 Optical recording and reproducing apparatus, tilt correction method, tilt correction program and medium Hideki Aikoh 2004-09-07
6777372 Method for producing hydrocyanic acid synthesis catalyst Takeshi Igarashi, Susumu Naito 2004-08-17
6731587 Transducer-supporting structure Osamu Mizuno, Yutaka Murakami, Hisayuki Enshu, Hideki Aikoh 2004-05-04
6711102 Magneto-optical cleaning disk Yutaka Murakami, Osamu Mizuno, Hideki Nakata 2004-03-23