EN

Eiji Nakamura

IBM: 30 patents #3,369 of 70,183Top 5%
TO Toyota: 20 patents #1,142 of 26,838Top 5%
MM Mitsubishi Materials: 19 patents #24 of 1,543Top 2%
Bridgestone: 6 patents #390 of 2,860Top 15%
JT Jtekt: 5 patents #340 of 1,969Top 20%
SI Sumitomo Light Metal Industries: 5 patents #20 of 254Top 8%
AK Aisan Kogyo Kabushiki Kaisha: 4 patents #126 of 642Top 20%
KC Kuraray Co.: 4 patents #386 of 1,827Top 25%
MT Mitsubishi Materials Kobe Tools: 3 patents #2 of 15Top 15%
Canon: 3 patents #11,241 of 19,416Top 60%
Honda Motor Co.: 2 patents #8,527 of 21,052Top 45%
SC Sankei Giken Kogyo Co.: 2 patents #7 of 64Top 15%
NK Nippon Kogaku K.K.: 2 patents #156 of 382Top 45%
Sharp Kabushiki Kaisha: 2 patents #5,184 of 10,731Top 50%
SC Sumitomo Bakelite Co.: 1 patents #403 of 790Top 55%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
TE Tessera: 1 patents #207 of 271Top 80%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
Aisin Seiki Kabushiki Kaisha: 1 patents #2,094 of 3,782Top 60%
IC Ikegami Tsushinki Co.: 1 patents #34 of 89Top 40%
NC Nhk Spring Co.: 1 patents #555 of 1,116Top 50%
NC Nihon Micro Coating Co.: 1 patents #29 of 68Top 45%
NT NTT: 1 patents #2,911 of 4,871Top 60%
Ricoh Company: 1 patents #6,936 of 9,818Top 75%
SA Santoku: 1 patents #36 of 83Top 45%
Overall (All Time): #12,196 of 4,157,543Top 1%
109
Patents All Time

Issued Patents All Time

Showing 101–109 of 109 patents

Patent #TitleCo-InventorsDate
4747924 Apparatus for producing neodymium-iron alloy Katsuhisa Itoh, Yoshiaki Watanabe, Masayasu Toyoshima 1988-05-31
4746568 Heat-resistant coating composition and heat-resistant coat Tooru Matsumoto, Satoshi Ishikawa, Tomio Izuoka, Tomoyuki Okada 1988-05-24
4737248 Process for producing dysprosium-iron alloy and neodymium-dysprosium-iron alloy Katsuhisa Itoh, Masahiro Nishio, Mikio Sakakibara 1988-04-12
4684448 Process of producing neodymium-iron alloy Katsuhisa Itoh, Yoshiaki Watanabe, Masayasu Toyoshima 1987-08-04
4682864 Method and apparatus for simultaneously observing a transparent object from two directions Toshiaki Kakii, Koichiro Matsuno, Osamu Kawada, Ryozo Ito 1987-07-28
4670314 Colored jacket for floppy disk Masakazu Iwasa, Kazuhiko Morita, Sadao Nakatani 1987-06-02
4657963 Heat-resistant coating composition and heat-resistant coat Tooru Matsumoto, Satoshi Ishikawa, Tomio Izuoka, Tomoyuki Okada 1987-04-14
4651164 Thermal print head Shuro Abe, Yoshiro Yabuki, Yasuhiko Takamatsu, Takayuki Yamaguchi, Masatoshi Ohta 1987-03-17
4626079 Dark field illumination apparatus for epi-illumination system Yutaka Suenaga 1986-12-02