Okamura; Yasuhiko

Patent Applications and Registrations

Patent applications and USPTO patent grants for Okamura; Yasuhiko.The latest application filed is for "multi-walled carbon nanotube, multi-walled carbon nanotube aggregation, and method for producing the multiwalled carbon nanotube".

Company Profile

2.5.3

Okamura; Yasuhiko - Tokyo JP
Okamura; Yasuhiko - Hamamatsu JP
Okamura, Yasuhiko - Hamamatsu-shi 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
Multi-walled carbon nanotube, multi-walled carbon nanotube aggregation, and method for producing the multiwalled carbon nanotube Grant 11,305,997 - Shimizu , et al. April 19, 2	2022-04-19
Multi-walled Carbon Nanotube, Multi-walled Carbon Nanotube Aggregation, And Method For Producing The Multiwalled Carbon Nanotube App 20200339421 - SHIMIZU; Toshiaki ; et al.	2020-10-29
Automatic play apparatus and function expansion device Grant 6,660,924 - Okamura , et al. December 9, 2	2003-12-09
Automatic play apparatus and function expansion device Grant 6,620,993 - Okamura , et al. September 16, 2	2003-09-16
Automatic play apparatus and function expansion device App 20020189428 - Okamura, Yasuhiko ; et al.	2002-12-19
Automatic play apparatus and function expansion device App 20010015121 - Okamura, Yasuhiko ; et al.	2001-08-23
Method of visualizing music system by combination of scenery picture and player icons Grant 6,140,565 - Yamauchi , et al. October 31, 2	2000-10-31
Electronic musical instrument system with a plurality of musical instruments interconnected via a bidirectional communication network Grant 5,563,359 - Okamura October 8, 1	1996-10-08

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