HN

Hiroshi Naka

HI Hitachi: 14 patents #2,889 of 28,497Top 15%
Sharp Kabushiki Kaisha: 6 patents #2,623 of 10,731Top 25%
AC Asahi Kasei Kogyo Co.: 1 patents #565 of 1,395Top 45%
NE Nec: 1 patents #7,889 of 14,502Top 55%
RT Renesas Technology: 1 patents #1,991 of 3,337Top 60%
Overall (All Time): #186,392 of 4,157,543Top 5%
23
Patents All Time

Issued Patents All Time

Showing 1–23 of 23 patents

Patent #TitleCo-InventorsDate
7275453 Analyzing apparatus and fine particle collecting apparatus Masanori Ishikawa, Naoya Sasaki, Katsumi Nagumo, Shigenori Morishima 2007-10-02
7052189 Optical electronic device Masaaki Tsuchiya, Shigeo Yamashita 2006-05-30
6721511 Optical communication equipment and optical communication network equipment Kimio Tatsuno, Koji Yoshida, Kazuyuki Fukuda, Satoru Kikuchi 2004-04-13
6668140 Module for optical communication Kimio Tatsuno, Kouji Yoshida, Takeshi Kato, Toshinori Hirataka, Norihiro Yazaki +1 more 2003-12-23
6490497 Working process end point real time determination method Hideo Mitsuhashi, Katsuhisa Okawa 2002-12-03
6476379 Optoelectronic devices and manufacturing method thereof Kazunori Ando, Shoichi Takahashi 2002-11-05
6461059 Photo-electronic device and method of producing the same Kazunori Ando, Shoichi Takahashi 2002-10-08
6443632 Photo-electronic device and method of producing the same Kazunori Ando, Shoichi Takahashi 2002-09-03
6371664 Photoelectronic device and method of manufacturing the same Shoichi Takahashi, Toshimasa Miura, Shuji Eguchi 2002-04-16
6341027 Module for optical communication Kimio Tatsuno, Kouji Yoshida, Takeshi Kato, Toshinori Hirataka, Norihiro Yazaki +1 more 2002-01-22
6282350 Photoelectronic device and method of manufacturing the same Shoichi Takahashi, Toshimasa Miura, Shuji Eguchi 2001-08-28
5761580 Photoreceptor drum driving mechanism Yoshikazu Harada, Yasuji Nakahama, Toshio Yamanaka 1998-06-02
5645624 Granular fertilizer with a multilayer coating Shunsuke Takase 1997-07-08
5639079 Device for further processing after copying Kaoru Suzuki, Tadahiro Ando, Mitsutoshi Sawada, Tomonori Ohata, Hiroshi Miura +2 more 1997-06-17
5605322 Device for further processing after copying Kaoru Suzuki, Tadahiro Ando, Mitsutoshi Sawada, Tomonori Ohata, Hiroshi Miura +2 more 1997-02-25
5480130 Device for further processing after copying Kaoru Suzuki, Tadahiro Ando, Mitsutoshi Sawada, Tomonori Ohata, Hiroshi Miura +2 more 1996-01-02
5435535 Device for further processing after copying Kaoru Suzuki, Tadahiro Ando, Mitsutoshi Sawada, Tomonori Ohata, Hiroshi Miura +2 more 1995-07-25
5344130 Device for further processing after copying Kaoru Suzuki, Tadahiro Ando, Mitsutoshi Sawada, Tomonori Ohata, Hiroshi Miura +2 more 1994-09-06
RE34378 Light emitting device with improved electrode structure to minimize short circuiting Masaaki Sawai, Masamichi Kobayashi, Shoji Hayashi, Masahiro Ichiki 1993-09-14
4785455 Light emitting device with improved electrode structure to minimize short circuiting Masaaki Sawai, Masamichi Kobayashi, Shoji Hayashi, Masahiro Ichiki 1988-11-15
4779281 Light emitting chip and optical communication apparatus using the same Ichiro Seko, Shuji Kobayashi, Makoto Haneda 1988-10-18
4701927 Light emitting chip and optical communication apparatus using the same Ichiro Seko, Shuji Kobayashi, Makoto Haneda 1987-10-20
4692927 Light emitting device with improved electrode structure to minimize short circuiting Masaaki Sawai, Masamichi Kobayashi, Shoji Hayashi, Masahiro Ichiki 1987-09-08