EN

Eiji Nakayama

HC Hitachi Koki Co.: 20 patents #32 of 888Top 4%
YK Ykk: 7 patents #98 of 845Top 15%
SO Sony: 6 patents #6,793 of 25,231Top 30%
Kyocera: 5 patents #593 of 3,732Top 20%
SC Sanyo Electric Co.: 3 patents #1,910 of 6,347Top 35%
Mitsubishi Electric: 3 patents #8,691 of 25,717Top 35%
KC Koki Holdings Co.: 2 patents #85 of 215Top 40%
CL Central Glass Company, Limited: 2 patents #334 of 968Top 35%
IH Ihi: 1 patents #624 of 1,178Top 55%
SC Shin-Etsu Chemical Co.: 1 patents #1,340 of 2,176Top 65%
IC Ishikawajima-Harima Heavy Industries Co.: 1 patents #251 of 611Top 45%
IC Ishino Seisakusyo Co.: 1 patents #5 of 14Top 40%
Overall (All Time): #54,280 of 4,157,543Top 2%
50
Patents All Time

Issued Patents All Time

Showing 1–25 of 50 patents

Patent #TitleCo-InventorsDate
12166441 Work machine Kenichi Hoshino, Yasushi Nakano, Tomoaki SUDO 2024-12-10
11626807 DC power supply device Takuya Yoshinari, Yuji Kishima, Kazuhiko Funabashi, Haruhisa Fujisawa 2023-04-11
9871349 Light-emitting element Kunihiko Tasai, Yuusuke Nakayama, Shigetaka Tomiya 2018-01-16
9768713 Electric tool Toshiaki Koizumi, Naoki Tadokoro, Kazutaka Iwata 2017-09-19
9654186 Portable terminal 2017-05-16
9284647 Method for coating sliding surface of high-temperature member, high-temperature member and electrode for electro-discharge surface treatment Hiroyuki Ochiai, Mitsutoshi Watanabe, Mikiya Arai, Shigeru Saburi, Akihiro Goto +1 more 2016-03-15
9187831 Method for coating sliding surface of high-temperature member, high-temperature member and electrode for electro-discharge surface treatment Hiroyuki Ochiai, Mitsutoshi Watanabe, Mikiya Arai, Shigeru Saburi, Akihiro Goto +1 more 2015-11-17
9179744 Fastener and article provided with fastener Go Takani, Mitsuo Tsuzuyama 2015-11-10
9065155 Adaptor, assembly of battery pack and adaptor, and electric tool with the same Nobuhiro Takano, Yoshikazu Kawano, Kazuhiko Funabashi, Yuuichi Konuma, Masateru Niyada +2 more 2015-06-23
8896002 Method for producing semiconductor laser, semiconductor laser, optical pickup, and optical disk drive Rintaro Koda, Masaru Kuramoto, Tsuyoshi Fujimoto 2014-11-25
8822975 Method of manufacturing semiconductor laser, semiconductor laser, optical pickup, optical disk device, method of manufacturing semiconductor device, semiconductor device, and method of growing nitride type Group III-V compound semiconductor layer Masaru Kuramoto, Yoshitsugu Ohizumi 2014-09-02
8797895 Radio relay station, radio relay method, radio communication system, location management device, radio terminal, and radio communication method Takashi Baba, Nobuo Kuchiki, Akira Ishida, Hiroshi Watanabe 2014-08-05
8686675 Power tool Yoshikazu Kawano, Nobihiro Takano, Kenro Ishimaru, Kazumi Tanaka, Masahiro Isono 2014-04-01
8582495 Relay station and radio communication relay method Takayasu Ninagawa 2013-11-12
8530255 Method of manufacturing semiconductor laser, semiconductor laser, optical pickup, optical disk device, method of manufacturing semiconductor device, semiconductor device, and method of growing nitride type group III-V compound semiconductor layer Masaru Kuramoto, Yoshitsugu Ohizumi, Tsuyoshi Fujimoto 2013-09-10
8526999 Signal converter, wireless signal transmission system, and wireless signal reception system 2013-09-03
8521943 Data transmission system and method of reading data 2013-08-27
8415922 Power tool Kazuhiko Funabashi, Toshiaki Uchida, Toshihide Sasaki 2013-04-09
8319379 Portable electrical power tool Akira Onose 2012-11-27
8237404 Adaptor, assembly of battery pack and adaptor, and electric tool with the same Nobuhiro Takano, Yoshikazu Kawano, Kazuhiko Funabashi, Yuuichi Konuma, Masateru Niyada +2 more 2012-08-07
8202750 Method of manufacturing semiconductor device, semiconductor laser, optical pickup, and optical disk device with nitride type group III-V compound semiconductor layer Masaru Kuramoto, Yoshitsugu Ohizumi 2012-06-19
8191704 Conveying apparatus Haruki Ishino, Satoshi Sakajiri, Ikuo Takashima, Yasuhiro Tokuda, Tetsuji Kitamura 2012-06-05
8151418 Stretchable fastener stringer and slide fastener Hiroyuki Konokawa, Takahiko Aoki, Takumi Arai, Yuichi Miyazaki 2012-04-10
7999016 Semiconductor encapsulating epoxy resin composition and semiconductor device Shoichi Osada 2011-08-16
7992266 Fastener stringer and slide fastener Mitsuo Horikawa, Hiroyuki Konokawa 2011-08-09