TK

Tomoki Kato

IC Idemitsu Kosan Co.: 83 patents #7 of 1,237Top 1%
Pfizer: 12 patents #387 of 5,153Top 8%
MC Murata Manufacturing Co.: 5 patents #1,480 of 5,295Top 30%
NE Nec Electronics: 4 patents #172 of 1,789Top 10%
Fujitsu Limited: 3 patents #8,614 of 24,456Top 40%
MC Mitsui Chemicals: 3 patents #648 of 2,279Top 30%
SI Sumitomo Rubber Industries: 3 patents #635 of 1,637Top 40%
The Goodyear Tire & Rubber: 3 patents #1,029 of 3,057Top 35%
RE Renesas Electronics: 2 patents #1,855 of 4,529Top 45%
Sharp Kabushiki Kaisha: 1 patents #6,861 of 10,731Top 65%
YA Yazaki: 1 patents #2,077 of 3,427Top 65%
JO Joled: 1 patents #250 of 392Top 65%
WC Warner-Lambert Company: 1 patents #930 of 1,610Top 60%
MC Mitsubishi Chemical: 1 patents #1,511 of 3,022Top 50%
RP Raqualia Pharma: 1 patents #33 of 69Top 50%
Kawasaki: 1 patents #1,551 of 2,943Top 55%
Overall (All Time): #9,383 of 4,157,543Top 1%
123
Patents All Time

Issued Patents All Time

Showing 51–75 of 123 patents

Patent #TitleCo-InventorsDate
10355218 Aromatic amine derivatives and organic electroluminescent elements using same 2019-07-16
10276637 Organic EL multi-color light-emitting device Toshiki Matsumoto, Tadahiko Yoshinaga, Tetsuya Inoue, Mitsunori Ito, Kei Yoshida +2 more 2019-04-30
10246441 Aromatic amine derivative, and organic electroluminescent element 2019-04-02
10243148 Aromatic amine compound, and organic electroluminescent elements including the compound Masahiro Kawamura, Masakazu Funahashi 2019-03-26
10230057 Biscarbazole derivatives and organic electroluminescence device employing the same Tetsuya Inoue, Mitsunori Ito, Kumiko Gorai, Kazuki Nishimura, Takayasu Sado 2019-03-12
10230058 Compound, organic electroluminescence device and electronic device Ryota Takahashi, Hidetsugu Ikeda 2019-03-12
10043977 Nitrogenated aromatic heterocyclic derivative, and organic electroluminescent element using same Nobuhiro Yabunouchi, Takahiro Fujiyama 2018-08-07
10026907 Material for organic electroluminescence device and organic electroluminescence device using the same Masaki Numata, Kazuki Nishimura, Toshihiro Iwakuma, Chishio Hosokawa 2018-07-17
10020454 Material for organic electroluminescence device and organic electroluminescence device using the same Masaki Numata, Kazuki Nishimura, Toshihiro Iwakuma, Chishio Hosokawa 2018-07-10
10014477 Aromatic amine derivative, and organic electroluminescent element using same Takayasu Sado, Takahiro Fujiyama 2018-07-03
9972786 Aromatic amine derivative, and organic electroluminescent element Nobuhiro Yabunouchi, Masahiro Kawamura 2018-05-15
9966539 Organic electroluminescence device Takayasu Sado, Takahiro Fujiyama 2018-05-08
9954187 Compound, organic electroluminescence device and electronic device Ryota Takahashi, Hidetsugu Ikeda 2018-04-24
9923141 Carbazole-based polymer and organic electroluminescence element using same Akinori Yomogita, Hironori Kawakami, Masami Watanabe, Kiyoshi Ikeda, Masahiro Kawamura +1 more 2018-03-20
9917273 Cross-linking polymer and organic electroluminescent element using same Akinori Yomogita, Hironori Kawakami, Masami Watanabe, Kiyoshi Ikeda, Masahiro Kawamura +1 more 2018-03-13
9882134 Polymer compound, material for organic electroluminescence element using same, and organic electroluminescence element Takahiro Fujiyama, Masakazu Funahashi 2018-01-30
9871203 Aromatic amine derivative, organic electroluminescent element and electronic device Takayasu Sado, Takahiro Fujiyama 2018-01-16
9847493 Material for organic electroluminescence device and organic electroluminescence device using the same Masaki Numata, Kazuki Nishimura, Toshihiro Iwakuma, Chishio Hosokawa 2017-12-19
9818958 Biscarbazole derivatives and organic electroluminescence device employing the same Tetsuya Inoue, Mitsunori Ito, Kumiko Gorai, Kazuki Nishimura, Takayasu Sado 2017-11-14
9688103 Motorcycle tire 2017-06-27
9660203 Material for organic electroluminescence device and organic electroluminescence device using the same Masaki Numata, Kazuki Nishimura, Toshihiro Iwakuma, Chishio Hosokawa 2017-05-23
9634255 Aromatic amine derivative and organic electroluminescence element using same Takahiro Fujiyama 2017-04-25
9614160 Aromatic amine derivatives and organic electroluminescent elements using same 2017-04-04
9564595 Bis-carbazole derivative and organic electroluminescent element using same Nobuhiro Yabunouchi, Takahiro Fujiyama 2017-02-07
9527814 Aromatic amine derivative, organic device material and hole-injection/transport material and organic electroluminescent element material each comprising the derivative, and organic electroluminescent element Mitsuru Eida, Masami Watanabe, Akinori Yomogita, Takushi SHIOMI 2016-12-27