MN

Masahiro Nakagawa

NI Nikon: 13 patents #314 of 2,493Top 15%
NT NTT: 13 patents #292 of 4,871Top 6%
Sumitomo Electric Industries: 6 patents #4,612 of 21,551Top 25%
FC Fukuda Metal Foil & Powder Co.: 4 patents #10 of 95Top 15%
TO Toyota: 3 patents #8,352 of 26,838Top 35%
HO Hoya: 2 patents #523 of 1,290Top 45%
MC Mita Industrial Co.: 2 patents #508 of 891Top 60%
OC Oji Paper Co.: 2 patents #101 of 423Top 25%
SS Sakata Seed: 2 patents #30 of 54Top 60%
TK Toshiba Kikai: 1 patents #381 of 713Top 55%
YA Yazaki: 1 patents #2,077 of 3,427Top 65%
NT Nagaoka University Of Technology: 1 patents #15 of 81Top 20%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
TC Toho Beslon Co.: 1 patents #18 of 50Top 40%
MC Mitsui Engineering & Shipbuilding Co.: 1 patents #166 of 496Top 35%
NC Nippon Kokan Co.: 1 patents #290 of 735Top 40%
Overall (All Time): #49,693 of 4,157,543Top 2%
52
Patents All Time

Issued Patents All Time

Showing 1–25 of 52 patents

Patent #TitleCo-InventorsDate
12204291 Time transmission correction device, time transmission system, and delay measurement method Kaoru Arai, Hiroki Sakuma, Shunichi Tsuboi 2025-01-21
12191904 Burst optical relaying device and burst optical relaying method Kana Masumoto, Toshiya Matsuda 2025-01-07
11855760 Transmission device, time transmission system, and delay compensation method Kaoru Arai, Hiroki Sakuma, Shunichi Tsuboi 2023-12-26
11791922 Transmission device, time transmission system, and delay compensation method Kaoru Arai, Hiroki Sakuma, Shunichi Tsuboi 2023-10-17
11757554 Optical branch insertion device and optical transmission system using optical branch insertion device Kana Masumoto, Hidetoshi Onda 2023-09-12
11750358 Time transmission device and transmission method Kaoru Arai, Hiroki Sakuma, Shunichi Tsuboi 2023-09-05
11742976 Optical branch insertion device and optical transmission system using optical branch insertion device Kana Masumoto, Hidetoshi Onda 2023-08-29
11722288 Time synchronization path selection device and time synchronization path selection method Kaoru Arai, Hiroki Sakuma, Shunichi Tsuboi 2023-08-08
11705656 Connecter terminal structure Syoichi Nomura, Hideki Mizuno, Yasuhiro Yamaguchi 2023-07-18
11652563 Optical demultiplexer, optical separation device, optical transmission system, and optical transmission method Kana Masumoto, Hidetoshi Onda 2023-05-16
11638228 Time comparison device and time quality monitoring method Kaoru Arai, Hiroki Sakuma, Shunichi Tsuboi 2023-04-25
11464196 Double-flowered Pentas plant and method for growing same Akihiro Torii 2022-10-11
11438857 Transmission device, time transmission system, and delay measurement method Kaoru Arai, Hiroki Sakuma, Shunichi Tsuboi 2022-09-06
11251868 Dispersion compensation system and dispersion compensation method Kana Masumoto, Toshiya Matsuda, Hidetoshi Onda, Masaru Katayama 2022-02-15
10025194 Exposure apparatus, exposure method, and method for producing device Hisashi Nishinaga, Ikuo Hikima, Mitsunori Toyoda, Tsuneyuki Hagiwara, Yasushi Mizuno +3 more 2018-07-17
9883262 Optical network system, optical switch node, master node, and node Kyota HATTORI, Naoki Kimishima, Masaru Katayama, Akira Misawa 2018-01-30
9513558 Exposure apparatus, exposure method, and method for producing device Hisashi Nishinaga, Ikuo Hikima, Mitsunori Toyoda, Tsuneyuki Hagiwara, Yasushi Mizuno +3 more 2016-12-06
8749759 Exposure apparatus, exposure method, and method for producing device Hisashi Nishinaga, Ikuo Hikima, Mitsunori Toyoda, Tsuneyuki Hagiwara, Yasushi Mizuno +3 more 2014-06-10
8571646 Emotional state determining apparatus 2013-10-29
8235894 Emotional state determination method 2012-08-07
8139198 Exposure apparatus, exposure method, and method for producing device Hisashi Nishinaga, Ikuo Hikima, Mitsunori Toyoda, Tsuneyuki Hagiwara, Yasushi Mizuno +3 more 2012-03-20
6942705 Method of dyeing thermoplastic resin article and colored plastic lens obtainable by that method Kazuo Inoue, Misa Mishna 2005-09-13
6668075 Position detection apparatus and method Ayako Nakamura, Tatsuo Fukui 2003-12-23
6310276 Plant which belongs to the genus limonium and a method for creating the same Takashi Hayama 2001-10-30
5958522 High speed thermal spray coating method using copper-based lead bronze alloy and aluminum Mitsumasa Sasaki, Hidetada Mima, Hiroyuki Hashimoto, Toshio Hotta, Tomoko Miyazaki 1999-09-28