HK

Hiroshi Koyama

Nsk: 16 patents #65 of 1,559Top 5%
Mitsubishi Electric: 16 patents #1,485 of 25,717Top 6%
YU Yupo: 11 patents #5 of 72Top 7%
DI Daicel Chemical Industries: 11 patents #44 of 893Top 5%
TO Toyota: 9 patents #3,216 of 26,838Top 15%
Canon: 8 patents #7,260 of 19,416Top 40%
HI Hitachi: 8 patents #5,191 of 28,497Top 20%
Honda Motor Co.: 7 patents #3,151 of 21,052Top 15%
SC Sanyo Electric Co.: 5 patents #1,180 of 6,347Top 20%
NC Nhk Spring Co.: 5 patents #150 of 1,116Top 15%
MO Morpho: 4 patents #26 of 161Top 20%
HC Hitachi Ulsi Systems Co.: 4 patents #214 of 867Top 25%
TC Toppan Printing Co.: 4 patents #201 of 1,467Top 15%
SO Sony: 4 patents #8,966 of 25,231Top 40%
DA Daicel: 4 patents #85 of 523Top 20%
AC Akita Electronics Co.: 3 patents #12 of 68Top 20%
PE Pentax: 3 patents #351 of 761Top 50%
DE Denso: 3 patents #3,857 of 11,792Top 35%
OC Oji Yuka Goseishi Co.: 3 patents #8 of 35Top 25%
HS Hitachi Microcomputer System: 3 patents #41 of 257Top 20%
RT Renesas Technology: 2 patents #1,374 of 3,337Top 45%
TB Toyoda Boshoku: 2 patents #14 of 112Top 15%
KC Kyodo Printing Co.: 2 patents #26 of 93Top 30%
TC Toyo Seikan Co.: 2 patents #321 of 888Top 40%
HP HP: 1 patents #3,612 of 7,018Top 55%
AC Akita Electronics Systems Co.: 1 patents #3 of 36Top 9%
DC Dena Co.: 1 patents #81 of 210Top 40%
DC Diesel Kiki Co.: 1 patents #181 of 366Top 50%
TS Tokyo Kikai Seisakusho: 1 patents #91 of 195Top 50%
KW Kanto Auto Works: 1 patents #12 of 39Top 35%
LC Laurel Bank Machines Co.: 1 patents #90 of 139Top 65%
MD Mitsubisih Denki: 1 patents #26 of 381Top 7%
NC Nippondenso Co.: 1 patents #1,765 of 3,479Top 55%
NC Nissan Diesel Motor Co.: 1 patents #52 of 125Top 45%
NC Nisshin Steel Co.: 1 patents #240 of 514Top 50%
SH Shimadzu: 1 patents #1,152 of 2,007Top 60%
TC Tokyo Ohka Kogyo Co.: 1 patents #437 of 684Top 65%
TC Tokyo Sanyo Electric Co.: 1 patents #24 of 89Top 30%
TC Toyoda Gosei Co.: 1 patents #1,271 of 2,296Top 60%
ZG Zexel Gmbh: 1 patents #175 of 348Top 55%
📍 Tokyo, CO: #2 of 23 inventorsTop 9%
Overall (All Time): #7,677 of 4,157,543Top 1%
135
Patents All Time

Issued Patents All Time

Showing 51–75 of 135 patents

Patent #TitleCo-InventorsDate
8311249 Information processing apparatus, method and program Reiko Miyazaki, Kazuto Nishizawa, Taku Sugawara 2012-11-13
8268421 Packaging bag and drying agent with moisture absorption indicator function Eisuke Chiba, Tatsuya Ogawa, Shinichi Koizumi 2012-09-18
8105518 Method for joining first and second members to each other through a joint material Yoshiaki Sumiya, Takahiro Yamazaki, Kazuya Yoshijima 2012-01-31
7896983 Hollow stabilizer and method of manufacturing the same Koichi Tamatsu, Masato Sugawara, Jun Umeno, Hiroshi Machida, Hiroshi Masuya +4 more 2011-03-01
7894931 Method and apparatus for prediction of amount of deformation due to shrinkage of molded article Tsuyoshi Arai, Tadayoshi Takahara, Yoshihito Saigo, Tatsuya Inoyama 2011-02-22
7887894 Packaging bag and drying agent with moisture absorption indicator function Eisuke Chiba, Tatsuya Ogawa, Shinichi Koizumi 2011-02-15
7779792 Air-cooled engine Yoshihiko Kubo, Kazuhisa Ogawa, Akihisa Shinoda, Kazuhiro Sakamoto, Souhei Honda 2010-08-24
7548372 Light reflector and planar light source device Takahiko Ueda 2009-06-16
7412067 Acoustic apparatus and acoustic setting method 2008-08-12
7407733 Polymeric compound containing a repeated unit having a 2-oxatricyclo [4.2.1.04,8] nonan-3-one ring and photoresist resin composition Takeshi Asada 2008-08-05
7377691 Radiographic apparatus that removes time lag by recursive computation Shoichi Okamura, Keiichi Fujii, Susumu Adachi, Shinya Hirasawa, Toshinori Yoshimuta +2 more 2008-05-27
7344283 Optical reflector and planar light source device Takahiko Ueda, Tomotsugu Takahashi 2008-03-18
7332800 Semiconductor device Takashi Kikuchi, Ryosuke Kimoto, Hiroshi Kawakubo, Takashi Miwa, Chikako Imura +3 more 2008-02-19
7298438 Semitransparent reflector Takahiko Ueda, Tomotsugu Takahashi 2007-11-20
7291302 Manufacturing method for synthetic resin hollow molded body Tetsuya Kuno 2007-11-06
7166338 Optically semi-transmission reflection material Tomotsugu Takahashi 2007-01-23
7097439 Manufacturing device and manufacturing method for synthetic resin hollow molded body Tetsuya Kuno 2006-08-29
7091620 Semiconductor device and manufacturing method thereof Chuichi Miyazaki, Yukiharu Akiyama, Masnori Shibamoto, Tomoaki Kudaishi, Ichiro Anjoh +11 more 2006-08-15
7033726 Photoresist polymeric compound and photoresist resin composition Masamichi Nishimura, Kiyoharu Tsutsumi 2006-04-25
7004612 Planar light source device and liquid-crystal display device Tomotsugu Takahashi, Takahiko Ueda 2006-02-28
6923632 Method and apparatus for forming a casting which includes an insert Tsutomu Onoue, Keigo Asano, Tadatsugu Nakamura, Izuru Shoji 2005-08-02
6914719 Light reflector Tomotsugu Takahashi 2005-07-05
6900360 High-purity 1,3-butylen glycol, process for producing 1,3-butylene glycol, and process for producing by-product butanol and butyl acetate Yasuo Tsuji, Hiroaki Uenakai 2005-05-31
6871865 Hollow stabilizer Tsutomu Furuyama, Yoshihiro Koshita, Jun Umeno, Koichi Tamatsu 2005-03-29
6792565 Address conversion device for nonvolatile memory 2004-09-14