MH

Masashi Hashimoto

FC Fujisawa Pharmaceutical Co.: 89 patents #3 of 782Top 1%
TI Texas Instruments: 72 patents #74 of 12,488Top 1%
Canon: 50 patents #722 of 19,416Top 4%
LG: 3 patents #10,792 of 26,165Top 45%
LC Lg Innotek Co.: 3 patents #878 of 2,133Top 45%
Samsung: 3 patents #30,683 of 75,807Top 45%
NC Nippon Shokubai Co.: 2 patents #486 of 1,108Top 45%
NI Nikon: 2 patents #1,269 of 2,493Top 55%
NT NTT: 1 patents #2,911 of 4,871Top 60%
DE Denso: 1 patents #6,940 of 11,792Top 60%
MK Mitsubishi Denki K.K.: 1 patents #164 of 577Top 30%
HT Hitachi Plant Technologies: 1 patents #116 of 279Top 45%
📍 Seoul, TX: #3 of 79 inventorsTop 4%
Overall (All Time): #2,285 of 4,157,543Top 1%
237
Patents All Time

Issued Patents All Time

Showing 26–50 of 237 patents

Patent #TitleCo-InventorsDate
8808875 Compound and organic EL device Jun Kamatani, Shinjiro Okada, Takao Takiguchi, Akihito Saitoh, Keiji Okinaka +2 more 2014-08-19
8743031 Dibenzothiophene compound and organic light-emitting element based on the same Jun Kamatani, Kenichi Ikari, Akihito Saitoh 2014-06-03
8642191 Fused polycyclic compound and organic light-emitting element Yuko Chishina, Kengo Kishino, Satoshi Igawa 2014-02-04
8586207 Fused polycyclic compound and organic light emitting device having the compound Takayuki Horiuchi, Jun Kamatani, Satoshi Igawa, Naoki Yamada, Tetsuya Kosuge 2013-11-19
8519613 Organic light-emitting device Jun Kamatani, Isao Kawata, Naoki Yamada, Akihito Saitoh, Hiroyuki Tomono +3 more 2013-08-27
8384286 Compound and organic light emitting device using the compound Satoshi Igawa, Shinjiro Okada, Jun Kamatani, Naoki Yamada, Keiji Okinaka +3 more 2013-02-26
8318395 Dibenzoanthracene compound and organic light emitting device having the same Akihito Saitoh, Keiji Okinaka, Satoshi Igawa, Jun Kamatani, Naoki Yamada +5 more 2012-11-27
8318326 Fused polycyclic compounds and organic light-emitting device using the same Naoki Yamada, Minako Nakasu, Satoshi Igawa 2012-11-27
8318321 Compound and organic light-emitting device Satoshi Igawa, Shinjiro Okada, Takao Takiguchi, Keiji Okinaka, Naoki Yamada 2012-11-27
8293383 Benzo[a]fluoranthene compound and organic light emitting device using the same Takayuki Horiuchi, Naoki Yamada, Satoshi Igawa, Minako Nakasu, Jun Kamatani +1 more 2012-10-23
8288017 Fused ring aromatic compound and organic light-emitting device using same Satoshi Igawa, Shinjiro Okada, Takao Takiguchi, Keiji Okinaka 2012-10-16
8288016 Fused polycyclic compound and organic light-emitting device using the compound Satoshi Igawa, Naoki Yamada, Takayuki Horiuchi, Shinjiro Okada 2012-10-16
8283053 Fluoranthene derivative and organic light emitting device having the same Akihito Saitoh, Naoki Yamada, Satoshi Igawa, Jun Kamatani, Takao Takiguchi +1 more 2012-10-09
8158835 Fluorene compound and organic electroluminescence device Jun Kamatani, Shinjiro Okada, Takao Takiguchi, Satoshi Igawa, Minako Nakasu +1 more 2012-04-17
8147988 Platinum complex and organic light-emitting element using same Satoshi Igawa, Takao Takiguchi, Shinjiro Okada 2012-04-03
8138668 Benzo[a]fluoranthene compound and organic light emitting device using the same Naoki Yamada, Satoshi Igawa, Minako Nakasu, Takayuki Horiuchi, Jun Kamatani +1 more 2012-03-20
8110824 Benzo[a]fluoranthene compound and organic light emitting device using the same Naoki Yamada, Satoshi Igawa, Minako Nakasu, Takayuki Horiuchi, Jun Kamatani +1 more 2012-02-07
8102116 Organic light-emitting device Jun Kamatani, Isao Kawata, Naoki Yamada, Akihito Saitoh, Hiroyuki Tomono +3 more 2012-01-24
8084147 Organic light-emitting device Satoshi Igawa, Shinjiro Okada, Takao Takiguchi, Keiji Okinaka 2011-12-27
8072136 Compound and organic light emitting device using the compound Satoshi Igawa, Shinjiro Okada, Jun Kamatani, Naoki Yamada, Keiji Okinaka +3 more 2011-12-06
8034464 Fluorene derivative and organic electroluminescence device using the same Satoshi Igawa, Shinjiro Okada, Takao Takiguchi, Naoki Yamada 2011-10-11
8026664 Compound and organic light emitting device Akihito Saitoh, Keiji Okinaka, Satoshi Igawa, Jun Kamatani, Naoki Yamada +5 more 2011-09-27
7998597 Organic light emitting device Akihito Saitoh, Keiji Okinaka, Satoshi Igawa, Jun Kamatani, Naoki Yamada +5 more 2011-08-16
7981525 Naphthalene compound and organic light-emitting device using the compound Hironobu Iwawaki, Satoshi Igawa, Takao Takiguchi, Shinjiro Okada 2011-07-19
7977869 Organic luminescent device and benzo[k]fluoranthene compound Akihito Saitoh, Masanori Muratsubaki, Satoshi Igawa, Hiroki Ohrui, Chika Negishi +3 more 2011-07-12