TN

Tsutomu Naito

TK Toa Nenryo Kogyo: 12 patents #14 of 220Top 7%
MA Makita: 5 patents #255 of 770Top 35%
Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
SS Sumitomo Wiring Systems: 2 patents #1,192 of 2,615Top 50%
TO Tonen: 2 patents #77 of 264Top 30%
TK Toa Nenryo Kogyo, K.K.: 1 patents #30 of 80Top 40%
NT Nt Tool: 1 patents #2 of 7Top 30%
MC Mitsubishi Gas Chemical Company: 1 patents #1,048 of 1,727Top 65%
NI Ngk Insulators: 1 patents #1,271 of 2,083Top 65%
NC Nippon Paper Industries Co.: 1 patents #263 of 535Top 50%
EC Eiken Chemical Co.: 1 patents #4 of 11Top 40%
Overall (All Time): #131,285 of 4,157,543Top 4%
29
Patents All Time

Issued Patents All Time

Showing 1–25 of 29 patents

Patent #TitleCo-InventorsDate
10722960 Cutting device Sho Kume, Hirotomo Inayoshi, Tatsuo Nakashima, Kenji NOSE 2020-07-28
9757806 Hand-held cutting tools Hirotomo Inayoshi 2017-09-12
9287751 Electric cutting or drilling tools that use battery packs as power sources Hirotomo Inayoshi 2016-03-15
D703508 Portable electric circular saw Tomonori Kawase, Zhiqiang Lu 2014-04-29
D654340 Portable electric circular saw Tomonori Kawase 2012-02-21
7265321 Welding equipment for consumable electrode Shigeki Yonemori, Yukitoshi Yamada, Mitsunori Akaishi, Yukinori Hirota, Mituo Miyata 2007-09-04
7247031 Electric junction box and its assembling process Tatsuya Oka 2007-07-24
7226673 Integrated sintered bodies and a method of producing the same Hirotake Yamada 2007-06-05
7101197 Press-fit terminal, printed board connection structure using the press-fit terminal, and electrical connection box Tatsuya Oka 2006-09-05
D445812 Welding machine Masaki Shimizu, Akihiko Kitajima, Norikazu Osaki, Koji Hamamoto, Yoshiyuki Tabata 2001-07-31
5719050 Animal cell culturing media containing N-acetyl-L-glutamic acid Makoto Hashimoto 1998-02-17
5695730 Process for preparing silicic acid hydrate Kuniaki Maejima, Shigeki Yamagata, Tomohiro Banda, Masaru Kishida, Keiji Monbetsu 1997-12-09
5540905 Optically anisotropic pitch for manufacturing high compressive strength carbon fibers and method of manufacturing high compressive strength carbon fibers Takashi Hino, Masaru Miura, Kazuyuki Murakami 1996-07-30
5395607 High compressive strength pitch based carbon fiber Hiroshi Toshima, Takashi Hino, Kazuyuki Murakami 1995-03-07
5158408 Chuck device 1992-10-27
5114697 High strength, high modulus pitch-based carbon fiber Genshiro Nishimura, Kikuji Komine 1992-05-19
4895712 Process for producing carbon fiber and graphite fiber Kikuji Komine, Hisao Kato, Takashi Hino, Hiroyuki Kuroda 1990-01-23
4822587 High modulus pitch-based carbon fiber and method for preparing same Takashi Hino, Hiroyuki Kuroda, Eiki Tsushima, Tomio Nomura 1989-04-18
RE32792 Process for producing mesophase pitch Takayuki Izumi, Seiko Igarashi 1988-11-29
4655902 Optically anisotropic carbonaceous pitch Takayuki Izumi, Masuo Shinya, Tomio Nomura 1987-04-07
4601813 Process for producing optically anisotropic carbonaceous pitch Takayuki Izumi, Masuo Shinya, Tomio Nomura 1986-07-22
4585380 Tool attaching device in a machine tool 1986-04-29
4534850 Optically antisotropic carbonaceous pitch Takayuki Izumi, Tomoo Nakamura 1985-08-13
4533461 Process for producing mesophase pitch Takayuki Izumi, Seiko Igarashi 1985-08-06
4454019 Process for producing optically anisotropic carbonaceous pitch Takayuki Izumi, Tomoo Nakamura, Hisao Tanaka 1984-06-12