HI

Hiroyuki Iwata

Fujitsu Limited: 6 patents #5,180 of 24,456Top 25%
Tdk: 3 patents #1,522 of 3,796Top 45%
RE Renesas Electronics: 3 patents #1,322 of 4,529Top 30%
EX Exedy: 3 patents #81 of 223Top 40%
TK Tdk Korea: 2 patents #3 of 11Top 30%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
SC Shin-Etsu Chemical Co.: 1 patents #1,340 of 2,176Top 65%
DC Dowa Mining Co.: 1 patents #157 of 324Top 50%
Overall (All Time): #269,058 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDate
12119154 Coil device Kiyofumi FUJIWARA, Eietsu Abe, Sepung Ki, Chihu An 2024-10-15
12106888 Coil device Kiyofumi FUJIWARA, Sepung Ki, Chihu An 2024-10-01
10496771 Semiconductor apparatus and design apparatus 2019-12-03
10170234 Coil device capable of performing a wire connection Nobuo Takagi, Hiroyuki Abe, Koji Shimura 2019-01-01
10078114 Test point circuit, scan flip-flop for sequential test, semiconductor device and design device Jun Matsushima 2018-09-18
8887015 Apparatus and method for designing semiconductor device, and semiconductor device Jun Matsushima 2014-11-11
6762837 Polarization compensator and wavelength division multiplexing apparatus using same 2004-07-13
6721507 Optical communications system Shinichirou Harasawa 2004-04-13
6414770 Optical communications system Shinichirou Harasawa 2002-07-02
6233076 Optical communications system Shinichirou Harasawa 2001-05-15
6204945 Signal light outputting apparatus and optical transmission system having signal light outputting apparatus Masuo Suyama 2001-03-20
5975271 Spline hub for damper disk assembly 1999-11-02
5956167 Light branching and insertion apparatus and optical transmission system having light branching and insertion apparatus Haruo Fujiwara 1999-09-21
5947482 Seal structure and separate plate 1999-09-07
5943897 Method for making a hole in a plate and a punch for making such a hole Hiroshi Tsue 1999-08-31
5630554 Method of separating and recovering valuable metals and non-metals from composite materials Chiaki Izumikawa, Shigehisa Endoh, Hitoshi Ohya 1997-05-20
5260130 Adhesive composition and coverlay film therewith Mitoshi Sakaguchi, Makoto Fujiwara, Yoshitsugu Eguchi 1993-11-09