HN

Hirotaka Nakamura

SL Sri Sports Limited: 23 patents #16 of 176Top 10%
NT NTT: 15 patents #227 of 4,871Top 5%
DC Dunlop Sports Co.: 14 patents #21 of 168Top 15%
SI Sumitomo Rubber Industries: 7 patents #320 of 1,637Top 20%
AC Akebono Brake Industry Co.: 4 patents #50 of 376Top 15%
YC Yanmar Holdings Co.: 2 patents #230 of 636Top 40%
NE Ntt Electronics: 2 patents #99 of 358Top 30%
Casio Computer Co.: 1 patents #1,284 of 1,970Top 70%
AB Ablic: 1 patents #97 of 167Top 60%
Overall (All Time): #31,345 of 4,157,543Top 1%
67
Patents All Time

Issued Patents All Time

Showing 51–67 of 67 patents

Patent #TitleCo-InventorsDate
8389607 Golf ball Keiji Ohama 2013-03-05
8366568 Golf ball Keiji Ohama, Kazuhiko Isoagawa, Satoko Okabe 2013-02-05
8369713 Bit-rate discrimination method and its apparatus Kazutaka Hara, Shunji Kimura, Koji Kitahara, Yoshikazu Urabe, Masahiro Endo 2013-02-05
8299146 Golf ball Keiji Ohama 2012-10-30
8292759 Golf ball Keiji Ohama, Kazuya Kamino 2012-10-23
8262508 Golf ball Keiji Ohama 2012-09-11
8206245 Golf ball Kazuya Kamino, Keiji Ohama 2012-06-26
8182368 Golf ball Kazuya Kamino, Keiji Ohama 2012-05-22
8148474 Golf ball Keiji Ohama, Toshiyuki Tarao 2012-04-03
8094692 Modulation method, modulation program, recording medium, modulation device, and optical transmitter Shunji Kimura, Kazutaka Hara, Koji Kitahara 2012-01-10
7999019 Golf ball Keiji Ohama 2011-08-16
7555215 Optical wavelength division multiplexing access system Junichi KANI, Hiroo Suzuki, Mitsuhiro Teshima, Ukyo Yamaguchi, Hidetaka Onishi +1 more 2009-06-30
6813605 Methods and systems for selling voice data Eiji Nakazawa 2004-11-02
6206487 Brake pressure control device Atsushi Nishijo 2001-03-27
5382933 Solenoid valve device Astushi Nishijoh, Shigeki Tsuchiya, Yoshiaki Hirobe 1995-01-17
5297860 Brake control device 1994-03-29
5286102 Brake control device 1994-02-15