TI

Takashi Ishiguro

TC Taiyo Yuden Co.: 25 patents #33 of 959Top 4%
OC Oki Electric Industry Co.: 5 patents #405 of 2,807Top 15%
GE: 5 patents #6,802 of 36,430Top 20%
Kioxia: 4 patents #355 of 1,813Top 20%
SO Sony: 3 patents #10,744 of 25,231Top 45%
KT Kabushiki Kaisha Toshiba: 3 patents #8,011 of 21,451Top 40%
UN Unknown: 2 patents #12,644 of 83,584Top 20%
HM Hitachi Medical: 2 patents #260 of 680Top 40%
Toshiba Memory: 2 patents #853 of 1,971Top 45%
DC Dmg Mori Co.: 1 patents #91 of 217Top 45%
Ngk Spark Plug Co.: 1 patents #959 of 1,594Top 65%
Bridgestone: 1 patents #1,586 of 2,860Top 60%
NT Nagaoka University Of Technology: 1 patents #15 of 81Top 20%
OL Olympus: 1 patents #2,078 of 3,097Top 70%
📍 Yokohama, JP: #168 of 480 inventorsTop 35%
Overall (All Time): #50,272 of 4,157,543Top 2%
52
Patents All Time

Issued Patents All Time

Showing 51–52 of 52 patents

Patent #TitleCo-InventorsDate
4940618 Optical information recording medium Emiko Hamada, Yuji Arai, Yuaki Shin 1990-07-10
4920359 Optical information recording medium having protective layer Yuji Arai, Emiko Hamada, Yuaki Shin 1990-04-24