MN

Masahiro Nakata

PE Pentax: 25 patents #58 of 761Top 8%
NS Nippon Steel: 17 patents #85 of 4,423Top 2%
OH Oji Holdings: 10 patents #7 of 176Top 4%
PE Pentax: 8 patents #58 of 396Top 15%
SC Sanyo Electric Co.: 7 patents #794 of 6,347Top 15%
TO Toyota: 6 patents #4,786 of 26,838Top 20%
HO Hoya: 6 patents #201 of 1,290Top 20%
SI Sumitomo Metal Industries: 3 patents #222 of 1,462Top 20%
Ricoh Company: 3 patents #4,826 of 9,818Top 50%
TC Toyoda Iron Works Co.: 2 patents #33 of 147Top 25%
Mitsubishi Electric: 2 patents #11,187 of 25,717Top 45%
NM Nippon Steel & Sumitomo Metal: 2 patents #488 of 1,491Top 35%
AK Asahi Kogaku Kabushiki Kaisha: 1 patents #9 of 73Top 15%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
YC Yamato Sewing Machine Seizo Co.: 1 patents #7 of 14Top 50%
NC Nisshin Steel Co.: 1 patents #240 of 514Top 50%
Overall (All Time): #17,129 of 4,157,543Top 1%
92
Patents All Time

Issued Patents All Time

Showing 76–92 of 92 patents

Patent #TitleCo-InventorsDate
5664239 Automatic focusing apparatus 1997-09-02
5654789 Motor driven zoom camera Tadayuki Kirigaya, Hiroyuki Takahashi, Hideaki Tsuji, Tetsuo Hosokawa 1997-08-05
5640225 Backlash compensation for automatic focusing apparatus 1997-06-17
5612761 Automatic focusing apparatus 1997-03-18
5609971 Thin film magnetic head Naoto Matono, Hitoshi Noguchi, Tomomi Yamamoto, Shinji Kobayashi 1997-03-11
5510941 Magneto-resistive type magnetic head with a shunt layer of molybdenum Tatsushi Ohyama, Naoto Matono 1996-04-23
5508779 Auto-bracketing system Osamu Satou, Isamu Hirai 1996-04-16
5498944 Automatic focusing apparatus 1996-03-12
5448329 Focus detecting apparatus for determining whether an object is moving 1995-09-05
5170205 Eliminating camera-shake Osamu Satoh, Isamu Hirai 1992-12-08
5024699 Leuco dyes and recording materials using the same Kiyotaka Iiyama, Kunio Hayakawa, Kaoru Kodera, Osamu Miyazaki 1991-06-18
5021818 Multi-area brightness measuring apparatus Osamu Satoh, Isamu Hirai 1991-06-04
4985345 Recording material Kunio Hayakawa, Hiromi Furuya, Hisanori Shimada, Kaoru Kodera, Kouji Oohara +1 more 1991-01-15
4978981 Exposure control device Osamu Satoh, Isamu Hirai 1990-12-18
4945199 Electric discharge machining method and device Toshiaki Tanaka, Morihisa Nishikawa, Yoshio Ozaki, Kooji Akamatsu, Atsushi Taneda 1990-07-31
4925828 Leuco dyes and recording materials using the same Kiyotaka Iiyama, Kunio Hayakawa, Kaoru Kodera, Osamu Miyazaki 1990-05-15
4891487 Electrode return control for electric spark machine 1990-01-02