MN

Masahiro Nakajima

SI Seiko Instruments: 24 patents #52 of 1,437Top 4%
Mitsubishi Electric: 8 patents #3,714 of 25,717Top 15%
Pioneer Electronic: 8 patents #194 of 1,840Top 15%
PV Pioneer Video: 6 patents #5 of 139Top 4%
PE Pentax: 6 patents #247 of 761Top 35%
NE Nec: 5 patents #2,830 of 14,502Top 20%
Ricoh Company: 5 patents #3,664 of 9,818Top 40%
TK Topy Kogyo Kabushiki Kaisha: 4 patents #11 of 189Top 6%
Honda Motor Co.: 3 patents #6,619 of 21,052Top 35%
JC Japan Vilene Company: 3 patents #18 of 154Top 15%
AK Asahi Kogaku Kogyo K.K.: 3 patents #38 of 180Top 25%
Fujitsu Limited: 3 patents #8,614 of 24,456Top 40%
SC Seikoh Giken Co.: 2 patents #26 of 69Top 40%
IH Ihi: 2 patents #401 of 1,178Top 35%
Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
NT NTT: 1 patents #2,911 of 4,871Top 60%
CH Chisso: 1 patents #468 of 833Top 60%
DC Dainippon Screen Mfg. Co.: 1 patents #531 of 977Top 55%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
NC Nippon Electric Co.: 1 patents #251 of 792Top 35%
AC Asahi Glass Co.: 1 patents #1,233 of 2,251Top 55%
Pioneer: 1 patents #1,107 of 1,730Top 65%
SC Sumitomo Mitsui Construction Co.: 1 patents #7 of 16Top 45%
Tdk: 1 patents #2,493 of 3,796Top 70%
TO Toshiba: 1 patents #1,121 of 2,688Top 45%
TI Topy Industries: 1 patents #7 of 33Top 25%
Overall (All Time): #17,516 of 4,157,543Top 1%
91
Patents All Time

Issued Patents All Time

Showing 51–75 of 91 patents

Patent #TitleCo-InventorsDate
6179936 Method for heat-treating a hollow cylindrical workpiece Isao Yoshida, Kimio Goto, Hiroyuki Takeno 2001-01-30
6151432 Universal optical fiber connectors and basic plugs thereof Hiroyuki Tokita, Junji Taira, Kouji Minami, Tatsuo Koshigoe, Nobuo Suzuki 2000-11-21
6075958 Image forming apparatus with first and second openable covers Tetsuya Gotoh, Yuji Suzuki, Shigeru Horiguchi 2000-06-13
5913001 Optical connector assembling adhesive injection pipe and method of assembling an optical connector using the same Yukou Hata, Masahiko Kumaou 1999-06-15
5889909 Ferrule for optical connector Junji Taira, Kouji Minami, Hiroyuki Tokita, Tatsuo Koshigoe, Nobuo Suzuki 1999-03-30
5877098 Abrasive sheet made of very fine and ultrafine fibers Hiroshi Tanaka 1999-03-02
5858161 Method of assembling an optical fiber connector and an adhesive agent injecting jig for use therewith Masahiko Kumaoh, Yuhkou Hata 1999-01-12
5712632 Navigation apparatus for land vehicle inputting road traffic information Shigeki Nishimura, Hiroyuki Nakano 1998-01-27
5711856 Asphalt extracting apparatus 1998-01-27
5649130 Cleaning sheet, a cleaning member and a cleaning apparatus for a fuser roll Hiroshi Ito, Hiroshi Tanaka 1997-07-15
5621495 Representation of depth of field in camera Masato Yamamoto, Toshimasa Yamanaka, Yutaka Ohsawa 1997-04-15
5606426 Digital time base corrector for reproducing video signals Tadayoshi Kobayashi 1997-02-25
5559812 Digital time base corrector using a memory with reduced memory capacity Hitoshi Otaki 1996-09-24
5544087 Navigation system Hideo Odagaki 1996-08-06
5510875 Representation of depth of field in camera Masato Yamamoto, Toshimasa Yamanaka, Yutaka Ohsawa 1996-04-23
5497200 Digital time base corrector Hiroshi Otaki 1996-03-05
5475440 Digital time base corrector for video signal reproduction Tadayoshi Kobayashi 1995-12-12
5471250 Digital time base corrector with dropout compensating function Hiroshi Otaki 1995-11-28
D344503 Facsimile transmitter-receiver Masami Toyoshima 1994-02-22
5264053 Production method for a vehicular endless track bushing Hisahiko Kusano, Isao Yoshida, Yoshio Hamajima, Hiroyuki Takeno 1993-11-23
5200559 Process for producing sorbic acid 1993-04-06
5170206 Indicating apparatus within finder of camera Masato Yamamoto, Toshimasa Yamanaka 1992-12-08
5065177 SLR camera with auxiliary light emitter Masato Yamamoto, Toshimasa Yamanaka 1991-11-12
5051976 Disk recording and reproducing apparatus with speed compensation for CAV and CLV disks in accordance with signals recorded on the disks Eisaku Kawano 1991-09-24
5049207 Heat treatment process for bushing used in track of endless track tractor Takahiko Sahara, Hisahiko Kusano, Masayoshi Kaneko, Toshihiko Sato 1991-09-17