MK

Masahiro Kawamura

IC Idemitsu Kosan Co.: 143 patents #2 of 1,237Top 1%
JO Joled: 6 patents #72 of 392Top 20%
AC Asahi Denso Co.: 3 patents #4 of 39Top 15%
SO Sony: 3 patents #10,744 of 25,231Top 45%
Sharp Kabushiki Kaisha: 3 patents #4,164 of 10,731Top 40%
Yamaha Motor: 3 patents #603 of 2,310Top 30%
HC Hitachi Industrial Equipment Systems Co.: 2 patents #215 of 550Top 40%
ML Mitsubishi Plastics Industries Limited: 2 patents #7 of 51Top 15%
Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
HC Hitachi Chemical Company: 1 patents #1,071 of 1,946Top 60%
HS Hitachi Seiko: 1 patents #36 of 106Top 35%
CO Comcast: 1 patents #2,409 of 4,447Top 55%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
AT Advanced Mobile Telecommunications Technology: 1 patents #12 of 14Top 90%
Overall (All Time): #5,203 of 4,157,543Top 1%
163
Patents All Time

Issued Patents All Time

Showing 101–125 of 163 patents

Patent #TitleCo-InventorsDate
9024301 Organic luminescent medium and organic EL device Masakazu Funahashi, Mitsunori Ito 2015-05-05
8946688 Polycyclic ring-fused compound and organic thin film transistor utilizing the same Misa Sunagawa, Masatoshi Saito, Hiroaki Nakamura, Hirofumi Kondo, Naoki Kurihara 2015-02-03
8900724 Monobenzochrysene derivative, a material for an organic electroluminescence device containing the same, and an organic electroluminescence device using the material 2014-12-02
8895159 Aromatic amine derivative and organic electroluminescence device using the same Yumiko Mizuki, Nobuhiro Yabunouchi 2014-11-25
8883323 Organic electroluminescence device Yuichiro Kawamura, Hiroyuki Saito, Hitoshi Kuma, Yukitoshi Jinde, Hirokatsu Ito +2 more 2014-11-11
8866135 Anthracene derivative and organic electroluminescent element using the same Chishio Hosokawa, Masaki Numata 2014-10-21
8822041 Anthracene derivatives, luminescent materials and organic electroluminescent devices Mitsunori Ito 2014-09-02
8801412 Screw compressor Yukiko Ikeda, Kazuaki Shiinoki, Masakatsu Okaya, Natsuki Kawabata, Iwao Aoki 2014-08-12
8803420 Organic electroluminescence device Yuichiro Kawamura, Hitoshi Kuma, Hirokatsu Ito 2014-08-12
8779655 Organic electroluminescence device and material for organic electroluminescence device Kazuki Nishimura, Toshihiro Iwakuma, Kenichi Fukuoka, Chishio Hosokawa, Mitsunori Ito +2 more 2014-07-15
8647754 Aromatic diamine derivative and organic electroluminescent device using the same Yumiko Mizuki, Masakazu Funahashi, Mitsunori Ito 2014-02-11
8629430 Anthracene derivative and organic electroluminescent element using the same Chishio Hosokawa, Masaki Numata 2014-01-14
8623520 Fused aromatic derivative and organic electroluminescence device using the same 2014-01-07
8614010 Aromatic amine derivative, and organic electroluminescent element Nobuhiro Yabunouchi, Tomoki Kato 2013-12-24
8587192 Organic electroluminescence device and material for organic electroluminescence device Kazuki Nishimura, Toshihiro Iwakuma, Kenichi Fukuoka, Chishio Hosokawa, Mitsunori Ito +2 more 2013-11-19
8568903 Phenanthrene derivative, and material for organic EL element Kazuki Nishimura, Yoriyuki Takashima, Mitsunori Ito, Toshihiro Iwakuma, Toshinari Ogiwara 2013-10-29
8563969 Benzanthracene compound and organic electroluminescence device using the same Mitsunori Ito 2013-10-22
8518560 Aromatic amine derivative and organic electroluminescent device using the same Yumiko Mizuki, Masakazu Funahashi, Mitsunori Ito 2013-08-27
8512875 Anthracene derivative and organic electroluminescence device using the same Takashi Obikawa, Shigeyuki Matsunami, Ichinori Takada, Yasunori Kijima 2013-08-20
8507106 Benzophenanthrene derivative and organic electroluminescent device employing the same 2013-08-13
8501329 Benzanthracene compound and organic electroluminescent device using the same Mitsunori Ito 2013-08-06
8450727 Organic luminescent medium and organic EL device Masakazu Funahashi, Mitsunori Ito 2013-05-28
8436343 Organic EL device Kazuki Nishimura, Toshihiro Iwakuma, Kenichi Fukuoka, Chishio Hosokawa 2013-05-07
8431250 Aromatic amine derivative, and organic electroluminescent element comprising the same Yumiko Mizuki, Masakazu Funahashi 2013-04-30
8426036 Organic EL device and anthracene derivative Kazuki Nishimura, Toshihiro Iwakuma, Chishio Hosokawa, Kenichi Fukuoka, Yukitoshi Jinde 2013-04-23