RN

Ryuichi Nakamura

YC Yamaichi Electronics Co.: 4 patents #37 of 159Top 25%
CL Central Glass Company, Limited: 3 patents #245 of 968Top 30%
SO Sony: 2 patents #12,963 of 25,231Top 55%
YC Yamaichi Electric Mfg. Co.: 2 patents #11 of 26Top 45%
TC Toppan Printing Co.: 1 patents #691 of 1,467Top 50%
JR Japan Synthetic Rubber: 1 patents #256 of 558Top 50%
JT Jtekt: 1 patents #1,102 of 1,969Top 60%
NL Nippon Sheet Glass Company, Limited: 1 patents #482 of 836Top 60%
Overall (All Time): #306,844 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDate
12304833 Tungsten hexafluoride manufacturing method, tungsten hexafluoride purification method, and tungsten hexafluoride Mitsuya Ohashi, Takanori Hamana, Takanori Ogata 2025-05-20
12264081 Tungsten hexafluoride manufacturing method, tungsten hexafluoride purification method, and tungsten hexafluoride Takashi Suenaga, Takuya Kita 2025-04-01
9440673 Steering device Masashi Yamaguchi, Ryuji Shibata 2016-09-13
8358914 Recording controlling device, recording controlling method, program used therein and recording device 2013-01-22
7674400 Light-emitting body dispersed with phosphor particles, method for producing same and material or article containing such light-emitting body Nobuaki Tai, Juichi Ino 2010-03-09
6632116 Plasma display panel, manufacturing method and manufacturing apparatus of the same Eizaburo Watanabe, Naoto Ohno, Katsumi Ohira, Junichi Arai, Isao Kato +3 more 2003-10-14
5730616 IC Socket 1998-03-24
5490796 IC socket equipped with dust discharge means Kazunori Nakano 1996-02-13
5374201 Socket for electric part 1994-12-20
5320550 Connector for electric part Kazumi Uratsuji, Noriyuki Matsuoka 1994-06-14
5299267 Operating apparatus of an audio mixer 1994-03-29
4720742 Semiconductor device carrier Yoshinori Egawa 1988-01-19
4615441 IC package carrier 1986-10-07
4427641 Method of recovering uranium from wet process phosphoric acid with enhanced content of uranium Seizi Yoshikawa 1984-01-24
4217299 Method for converting unsaturated compound having functional group Seiji Fukuhara, Shuichi Matsumoto, Koei Komatsu 1980-08-12