HIRAYAMA; Koji

Patent Applications and Registrations

Patent applications and USPTO patent grants for HIRAYAMA; Koji.The latest application filed is for "fuel cell separator and fuel cell stack".

Company Profile

1.9.8

HIRAYAMA; Koji - Tokyo JP
Hirayama; Koji - Kyoto JP
HIRAYAMA; KOJI - Yokohama JP
Hirayama; Koji - Utsunomiya JP
Hirayama; Koji - Chigasaki JP
Hirayama; Koji - Utsunomiya-shi JP
Hirayama; Koji - Ome JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Fuel Cell Separator And Fuel Cell Stack App 20220216486 - MORIKAWA; Hiroshi ; et al.	2022-07-07
Projection type image display apparatus and information display method on projection type image display apparatus Grant 10,564,535 - Hirayama , et al. Feb	2020-02-18
Projection Type Image Display Apparatus And Information Display Method On Projection Type Image Display Apparatus App 20180101089 - HIRAYAMA; Koji ; et al.	2018-04-12
Digital Signage System And Image Display Control Method App 20110105159 - HIRAYAMA; KOJI	2011-05-05
Communication Channel Switch App 20100238943 - HIRAYAMA; Koji	2010-09-23
Container for Nucleic Acid Amplification, Nucleic Acid Preparation Kit and Nucleic Acid Analyzer App 20080268529 - Furusato; Noriaki ; et al.	2008-10-30
Method for manufacturing rubber parts combined with substrate Grant 7,435,371 - Eno , et al. October 14, 2	2008-10-14
Communication system, a communication method and communication terminal Grant 7,020,084 - Tanaka , et al. March 28, 2	2006-03-28
Wireless base station and packet transfer apparatus for dynamically controlling data transmission rate Grant 7,003,302 - Yoshida , et al. February 21, 2	2006-02-21
Method for manufacturing rubber parts combined with substrate in one piece App 20060012080 - Eno; Shin-ichiro ; et al.	2006-01-19
Switching system and switching control method Grant 6,879,592 - Hirayama , et al. April 12, 2	2005-04-12
Mobile communication system Grant 6,826,167 - Osafune , et al. November 30, 2	2004-11-30
Mobil communication system for providing IP packet communications and method for routing IP packets Grant 6,731,621 - Mizutani , et al. May 4, 2	2004-05-04
Mobile communication system App 20020072367 - Osafune, Tatsuaki ; et al.	2002-06-13
Wireless base station and packet transfer apparatus for dynamically controlling data transmission rate App 20020068588 - Yoshida, Kiyohiko ; et al.	2002-06-06
Throttle lever holding device Grant 4,898,039 - Aiyama , et al. * February 6, 1	1990-02-06
Throttle lever mechanism Grant 4,875,384 - Hirayama , et al. October 24, 1	1989-10-24

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