KO

Keiko Ogawa

KO Konica: 4 patents #638 of 1,958Top 35%
DE Denso: 2 patents #4,986 of 11,792Top 45%
DI Dic: 2 patents #286 of 844Top 35%
UN Unknown: 2 patents #12,644 of 83,584Top 20%
ND Nitto Denko: 1 patents #1,580 of 2,479Top 65%
Overall (All Time): #265,762 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12368812 Image display system and image display method Masato Takahashi, Yasuhiro Morihara, Norimichi Tsumura, Ryo Takahashi, Isseki Kin 2025-07-22
12078543 Color chart provided with patch and marker for recognizing patch Masato Takahashi, Yasuhiro Morihara, Norimichi Tsumura, Ryo Takahashi, Isseki Kin 2024-09-03
9749449 TCP/IP-based communication system and associated methodology providing an enhanced transport layer protocol Hirotsugu Ozaki 2017-08-29
9536431 Driving support apparatus and driving support method Shunsuke Suzuki 2017-01-03
9422001 Lane line departure prevention apparatus 2016-08-23
9289386 Oral film-form base and oral film-form preparation Daisuke ASARI, Mitsuhiko Hori 2016-03-22
9264356 Network gateway apparatus 2016-02-16
8824674 Information distribution system and program for the same 2014-09-02
8799505 TCP/IP-based communication system and associated methodology providing an enhanced transport layer protocol Hirotsugu Ozaki 2014-08-05
8407477 Information distribution system and program for the same 2013-03-26
8370630 Client device, mail system, program, and recording medium 2013-02-05
8195961 Removable storage device and associated methodology of data encryption 2012-06-05
8041816 TCP/IP-based communication system and associated methodology providing an enhanced transport layer protocol Hirotsugu Ozaki 2011-10-18
5576134 Two-component type developer and image forming process Michiaki Ishikawa, Meizo Shirose 1996-11-19
5478687 Carrier for negatively chargeable developer Meizo Shirose, Michiaki Ishikawa 1995-12-26
5445910 Developer for developing electrostatic image comprising a toner containing colorant particles having organic particles externally added thereto Michiaki Ishikawa, Meizo Shirose, Hiroyuki Takagiwa 1995-08-29
5441839 Negatively chargeable developer with carrier containing magnesium oxide Michiaki Ishikawa, Meizo Shirose, Hiroyuki Takagiwa 1995-08-15