KO

Ken Okamoto

Mitsubishi Electric: 15 patents #1,633 of 25,717Top 7%
Sharp Kabushiki Kaisha: 9 patents #1,853 of 10,731Top 20%
NT NTT: 5 patents #1,080 of 4,871Top 25%
UN Unknown: 2 patents #12,644 of 83,584Top 20%
NU National University Corporation Tottori University: 2 patents #23 of 154Top 15%
KM Konica Minolta: 2 patents #1,382 of 2,718Top 55%
NC Nippon Chemiphar Co.: 1 patents #81 of 155Top 55%
RG Rakuten Group: 1 patents #217 of 553Top 40%
MC Mitsubishi Chemical: 1 patents #1,511 of 3,022Top 50%
UL Ulvac: 1 patents #339 of 680Top 50%
UT Unified Innovative Technology: 1 patents #3 of 25Top 15%
UC University Of Washington Through Its Center For Commercialization: 1 patents #256 of 595Top 45%
NF Nippon Medical School Foundation: 1 patents #9 of 60Top 15%
📍 Tsukuba, JP: #46 of 2,818 inventorsTop 2%
Overall (All Time): #75,601 of 4,157,543Top 2%
41
Patents All Time

Issued Patents All Time

Showing 26–41 of 41 patents

Patent #TitleCo-InventorsDate
7950499 Control apparatus for an elevator responsive to car-mounted position detectors Takashi Yumura 2011-05-31
7918320 Emergency stop system for elevator Rikio Kondo, Takaharu Ueda, Hiroshi Kigawa, Takashi Yumura 2011-04-05
7896136 Elevator apparatus with brake control device Masunori Shibata, Takaharu Ueda, Satoru Takahashi 2011-03-01
7891466 Elevator apparatus for emergency braking Satoru Takahashi, Takaharu Ueda, Masunori Shibata 2011-02-22
7770698 Elevator apparatus Satoru Takahashi, Takaharu Ueda, Masunori Shibata 2010-08-10
7730998 Elevator apparatus Satoru Takahashi, Takaharu Ueda, Masunori Shibata 2010-06-08
7703578 Elevator apparatus Takuo Kugiya, Takashi Yumura, Tatsuo Matsuoka 2010-04-27
7669697 Elevator apparatus Takaharu Ueda, Masunori Shibata, Satoru Takahashi 2010-03-02
7575100 Elevator apparatus that detects an accurate running speed of an elevator car that operates over speed Takuo Kugiya, Takaharu Ueda, Tatsuo Matsuoka 2009-08-18
7448472 Elevator apparatus that detects an accurate running speed of an elevator car that operates over speed Takuo Kugiya, Takaharu Ueda, Tatsuo Matsuoka 2008-11-11
5698697 2-cyanopiperazine and method of producing the same Yuki Takuma, Yuzo Kasuga, Takeki Miyazaki, Yuji Mizuho 1997-12-16
4845969 Dimension control device for continuous rolling machine Shuhei Niino, Koichi Ishimura, Koichi Ohba 1989-07-11
4583384 Control device for continuous rolling machine Shuhei Niino, Koichi Ishimura, Koichi Ohba 1986-04-22
4557126 Control device for continuous rolling machine Shuhei Niino, Koichi Ishimura, Koichi Ohba 1985-12-10
4537051 Control device for successive rolling mill Shuhei Niino, Koichi Ishimura, Koichi Ohba 1985-08-27
4520642 Control device for continuous rolling machine Shuheu Niino, Koichi Ishimura, Koichi Ohba 1985-06-04