KI

Kenji Iwai

SO Sony: 5 patents #7,785 of 25,231Top 35%
KS Kobe Steel: 5 patents #135 of 2,031Top 7%
Fujitsu Limited: 4 patents #7,093 of 24,456Top 30%
CH Chisso: 3 patents #265 of 833Top 35%
FD Fdk: 1 patents #147 of 324Top 50%
KS Kobe Steel: 1 patents #937 of 1,773Top 55%
NC Nihon Tokushu Toryo Co.: 1 patents #9 of 57Top 20%
NC Nippon Kokan Co.: 1 patents #290 of 735Top 40%
Nissan Motor Co.: 1 patents #4,519 of 8,689Top 55%
📍 Kobe, AZ: #1 of 3 inventorsTop 35%
Overall (All Time): #210,061 of 4,157,543Top 6%
21
Patents All Time

Issued Patents All Time

Showing 1–21 of 21 patents

Patent #TitleCo-InventorsDate
9130522 Matching device, transmitting amplifier, and wireless communication device Kazushige Kishigami, Atsushi Kudo, Nobuhide Hachiya, Masahiko Hirao 2015-09-08
8548401 Amplifier circuit, control method for supplying power to amplifier circuit, and transmission device Akio Sasaki, Setsuya Nagaya, Narito Matsuno 2013-10-01
8478334 Wireless terminal device Kazushige Kishigami, Atsushi Kudou, Masahiko Hirao, Nobuhide Hachiya 2013-07-02
8072148 Fluorescent lamp driving device and liquid crystal display apparatus using the same 2011-12-06
7696702 Transformer, backlight apparatus, and display apparatus 2010-04-13
7332992 Transformer 2008-02-19
D521166 Flash light Yukihiro Yamamoto, Setsuo Ohtaka 2006-05-16
6324081 Switching power source apparatus Hiroshi Sakamoto 2001-11-27
6181922 Attenuator unit, step attenuator, and electronic apparatus Kazuhiko Kobayashi 2001-01-30
6112851 Partition wall panel Akio Sugimoto, Narikazu Hashimoto, Shusei Arakane, Tadayuki Minoura 2000-09-05
5895538 Method of manufacturing and using vibration-damping material Tadashi Hatayama, Ichiro Yamagiwa, Kenshi Maekawa, Toshimitsu Tanaka, Mamoru Taniuchi +5 more 1999-04-20
5800888 Heat bonded type vibration-damping resin for structural member vibration-damping structure Toshiaki Yasumoto, Hiromichi OKUMURA, Toshimitsu Tanaka, Toshihiko Sasaki, Akio Sugimoto +4 more 1998-09-01
5756942 Vibration-damping section with sound absorbing material Toshimitsu Tanaka, Nobuteru Hayashi, Syunichi Umemoto, Hiroshi Tanimoto, Akio Sugimoto 1998-05-26
5690035 Vibration-damping material, its manufacturing method, and structural section for transport vehicle Tadashi Hatayama, Ichiro Yamagiwa, Kenshi Maekawa, Toshimitsu Tanaka, Mamoru Taniuchi +5 more 1997-11-25
5331532 High voltage regulating circuit Seiji Kawaberi, Akihiro Ueyama, Junzo Watanabe 1994-07-19
5145892 Polypropylene resin composition Yoshiaki Yasukawa, Hiroyoshi Asakuno, Kinya Mori 1992-09-08
5145891 Polypropylene resin composition Yoshiaki Yasukawa, Hiroyoshi Asakuno, Kinya Mori 1992-09-08
4825522 Method of making heat resistant heavy-duty components of a turbine by superplasticity forging wherein different alloys are junctioned Seiya Furuta, Hiroshi Takigawa, Nobuyasu Kawai 1989-05-02
4716459 Fatigue crack position detection apparatus Eiichi Makabe, Mitsuaki Uesugi, Masaichi Inomata, Kyusuke Maruyama, Kazuo Sano 1987-12-29
4638030 Polypropylene interior parts for autocars Hiroyoshi Asakuno, Kinya Mori, Kiyoaki Suzuki, Mamoru Nishida, Masahiro Tamamushi +1 more 1987-01-20
4475963 Method for postweld heat treatment Eiji Takahashi 1984-10-09