AS

Atsushi Sekine

HI Hitachi: 23 patents #1,433 of 28,497Top 6%
NI Nikon: 17 patents #226 of 2,493Top 10%
HC Hitachi Car Engineering Co.: 6 patents #73 of 465Top 20%
HS Hitachi Automotive Systems: 5 patents #333 of 1,636Top 25%
SK Seikagaku Kogyo: 1 patents #45 of 102Top 45%
SN Sendai Nikon: 1 patents #1 of 13Top 8%
JL Japan Aviation Electronics Industry, Limited: 1 patents #440 of 728Top 65%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
📍 Hitachinaka, JP: #65 of 2,447 inventorsTop 3%
Overall (All Time): #60,716 of 4,157,543Top 2%
47
Patents All Time

Issued Patents All Time

Showing 26–47 of 47 patents

Patent #TitleCo-InventorsDate
6783109 Electromagnetic fuel injection valve Kiyotaka Ogura, Noriyuki Maekawa 2004-08-31
6695233 Electromagnetic fuel injection valve Kiyotaka Ogura, Ryuya Ando, Makoto Yamakado, Noriyuki Maekawa 2004-02-24
6609796 Projection type display apparatus Hiroshi Maki, Kiyoshi Numazaki, Masaaki Kusano, Tetsuo Hattori 2003-08-26
6588905 Polarizing device and projector 2003-07-08
6565211 Projection type display device Yuji Manabe, Tetsuo Hattori 2003-05-20
6474572 Fuel-injection valve Masahiro Tsuchiya, Tosuke Hirata, Yoshio Okamoto, Tohru Ishikawa, Noriyuki Maekawa +4 more 2002-11-05
6443375 Fuel injection valve coated with anti-fouling perfluoropolyether film layer and associated method, and direct injection engine using same Mitsuyoshi Shouji, Hiroshi Sasaki, Kenichi Kawashima, Yutaka Ito, Yoshiyuki Tanabe 2002-09-03
6431473 Fuel injection valve coated with anti-fouling perfluoropolyether film layer and associated method, and direct injection engine using same Mitsuyoshi Shouji, Hiroshi Sasaki, Kenichi Kawashima, Yutaka Ito, Yoshiyuki Tanabe 2002-08-13
6429906 Projection displays with divergent chief rays at beam splitter Tetsuo Hattori 2002-08-06
6386710 Projection display apparatus Masaaki Kusano, Yuji Manabe 2002-05-14
6345895 Projection type display apparatus Hiroshi Maki, Kiyoshi Numazaki, Masaaki Kusano, Tetsuo Hattori 2002-02-12
6273348 Fuel injection valve and direct injection engine using the same Mitsuyoshi Shouji, Hiroshi Sasaki, Kenichi Kawashima, Yutaka Ito, Yoshiyuki Tanabe 2001-08-14
6190014 Projection display apparatus Masaaki Kusano, Yuji Manabe 2001-02-20
6141151 Projection-display apparatus Hideaki Shimonura, Yuji Manabe, Tetsuo Hattori, Masaaki Kusano 2000-10-31
6092743 Fuel injection valve Koji Shibata, Yasuo Namaizawa, Yuichi Sasaki, Tohru Ishikawa 2000-07-25
6067193 Polarization device and projection type display apparatus Hideaki Shimomura, Tetsuo Hattori 2000-05-23
6050689 Projection type display apparatus Hiroki Nakamura, Yoshihiro Watanabe, Hidenori Aizawa 2000-04-18
6028703 High-efficiency polarizing arrangement and projection apparatus using the same Tetsuo Hattori 2000-02-22
6010221 Projection type display apparatus Hiroshi Maki, Kiyoshi Numazaki, Masaaki Kusano, Tetsuo Hattori 2000-01-04
5959778 Projection-display apparatus Hideaki Shimonura, Yuji Manabe, Tetsuo Hattori, Masaaki Kusano 1999-09-28
5066113 Projecting lens Masaya Nakajima 1991-11-19
4978890 Fluorescent lamp device Hiroshi Sekiguchi, Mitsuaki Ohmiya 1990-12-18