HI

Hiroshi Ichikawa

Brother Kogyo: 18 patents #491 of 2,767Top 20%
YA Yazaki: 18 patents #212 of 3,427Top 7%
NC Nippon Carbon Co.: 15 patents #1 of 58Top 2%
Honda Motor Co.: 12 patents #1,548 of 21,052Top 8%
UI Ube Industries: 6 patents #200 of 1,686Top 15%
HI Hitachi: 5 patents #7,555 of 28,497Top 30%
YC Yokowo Co.: 4 patents #28 of 176Top 20%
KT Kabushiki Kaisha Toshiba: 4 patents #6,684 of 21,451Top 35%
IC Idemitsu Kosan Co.: 4 patents #327 of 1,237Top 30%
NS Nippon Steel: 4 patents #672 of 4,423Top 20%
EM Elpida Memory: 3 patents #206 of 692Top 30%
Micron: 3 patents #3,077 of 6,345Top 50%
HC Hitachi Ulsi Systems Co.: 3 patents #305 of 867Top 40%
Aisin Seiki Kabushiki Kaisha: 2 patents #1,427 of 3,782Top 40%
HS Hitachi-Omron Terminal Solutions: 2 patents #37 of 113Top 35%
IL Isuzu Motors Limited: 2 patents #255 of 908Top 30%
SI Shinwa Chemical Industries: 2 patents #4 of 23Top 20%
TO Tosoh: 2 patents #354 of 1,042Top 35%
NO Nippon Oil: 1 patents #392 of 773Top 55%
MW Meisei Chemical Works: 1 patents #2 of 19Top 15%
NE NS Sumikin Engineering: 1 patents #42 of 113Top 40%
RG Rakuten Group: 1 patents #217 of 553Top 40%
Google: 1 patents #14,769 of 22,993Top 65%
TC Takagi Industrial Co.: 1 patents #18 of 29Top 65%
TC Tokyo Gas Co.: 1 patents #144 of 412Top 35%
TS Toshiba Electronic Devices & Storage: 1 patents #470 of 900Top 55%
TC Toshiba Materials Co.: 1 patents #127 of 197Top 65%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
KO Koa: 1 patents #70 of 157Top 45%
JI Japan Atomic Energy Research Institute: 1 patents #188 of 609Top 35%
FC Furukawa Electric Co.: 1 patents #1,242 of 2,370Top 55%
MM Mitsubishi Materials: 1 patents #812 of 1,543Top 55%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
📍 Kurose, JP: #1 of 3 inventorsTop 35%
Overall (All Time): #12,411 of 4,157,543Top 1%
108
Patents All Time

Issued Patents All Time

Showing 51–75 of 108 patents

Patent #TitleCo-InventorsDate
7180473 Antenna with built-in filter Ryo Horie, Mitsuhiro Suzuki, Shozaburo Kameda, Koichi Fukuda, Ryuji Oyama 2007-02-20
7132984 Antenna with built-in filter Shozaburo Kameda, JunXiang Ge 2006-11-07
7102738 Method and apparatus for inspecting optical modules Hiroyuki Matsuura, Toshio Kimura, Takeshi Aikiyo, Masayoshi Seki 2006-09-05
7097437 Rotary fluid machine Yasunari Kimura, Hiroyuki Niikura, Tsutomu Takahashi 2006-08-29
7083402 Rotating fluid machine Tsutomu Takahashi, Yasunari Kimura, Tsuneo Endoh 2006-08-01
7040872 Rotary fluid machinery Tsuneo Endoh, Haruhiko Komatsu, Ryuji Sano, Kensuke Honma, Yasunari Kimura +2 more 2006-05-09
6986288 Method for evaluating a welded part Tadahisa Sakaguchi, Nobuyuki Asakura 2006-01-17
6969064 Paper sheet storing and releasing apparatus Hisahiro Koshizuka, Riichi Kato, Yasunari Niioka 2005-11-29
6927648 Multiplexer Ryuji Oyama, Kazuki Iwashita, Koichi Fukuda, Shinji Furuya 2005-08-09
6911942 Antenna apparatus and communication apparatus using the same Koichi Fukuda, Ryuji Oyama, Ryo Horie, Shozaburo Kameda, Mitsuhiro Suzuki 2005-06-28
6897684 Input buffer circuit and semiconductor memory device Masafumi Oi 2005-05-24
6754133 Semiconductor device Sadayuki Morita, Takeshi Sakata, Satoru Hanzawa, Takahiro Sonoda, Haruko Tadokoro +1 more 2004-06-22
6681233 Data circulation between servers and clients Kiyoshi Hayashi 2004-01-20
6578263 Method of manufacturing a wire harness Masashi Kitada 2003-06-17
6549484 Semiconductor device Sadayuki Morita, Takeshi Sakata, Satoru Hanzawa, Takahiro Sonoda, Haruko Tadokoro +1 more 2003-04-15
6496403 Semiconductor memory device Hiromasa Noda, Sadayuki Okuma, Hiroki Miyashita, Yasushi Takahashi 2002-12-17
6470698 Freezer/refrigerator car Kazuhiro Nishi, Minori Higuchi, Masato Doi, Etsuo Kamijo, Masanobu Tomomura 2002-10-29
6335901 Semiconductor device Sadayuki Morita, Takeshi Sakata, Satoru Hanzawa, Takahiro Sonoda, Haruko Tadokoro +1 more 2002-01-01
6217997 Ceramic fiber reinforced ceramic matrix composite material and method of producing the same Shoko Suyama, Tsuneji Kameda, Masahiro Asayama, Nagatoshi Okabe, Hideyuki Hirata +3 more 2001-04-17
6207262 Coated cemented carbide endmill having hard-material-coated-layers excellent in adhesion Shogo Inada, Akira Osada, Katsuhiko Sato, Kazuhiro Kawano 2001-03-27
6200518 Melt-reducing facility and method of operation thereof 2001-03-13
6098988 Mechanism for forming a seal around the shaft of a liquid pump Yasunobu Kawakami, Naoki Ohta, Masaru Kanno, Katsuharu Kinoshita, Masayasu Sakata 2000-08-08
6031184 Flexible wire harness with a predetermined path Masashi Kitada 2000-02-29
5934090 Air conditioning unit Tsutomu Ozu, Kimio Mochizuki, Shigetoshi Akiyama, Senzo Shinohara, Hiroaki Kashiwagi 1999-08-10
5824281 Process for producing silicon carbide fibers Michio Takeda, Junichi Sakamoto, Akinori Saeki 1998-10-20