loadpatents
name:-0.0093798637390137
name:-0.012961864471436
name:-0.0029170513153076
Kotani; Tomoyuki Patent Filings

Kotani; Tomoyuki

Patent Applications and Registrations

Patent applications and USPTO patent grants for Kotani; Tomoyuki.The latest application filed is for "carbon material and production method for same".

Company Profile
2.11.7
  • Kotani; Tomoyuki - Tokyo JP
  • Kotani; Tomoyuki - Hiroshima JP
  • Kotani; Tomoyuki - Machida JP
  • Kotani; Tomoyuki - Yokohama 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
PatentDate
Carbon material and production method for same
Grant 10,975,501 - Yamatani , et al. April 13, 2
2021-04-13
Partially cyclized polyacrylonitrile polymer, polyacrylonitrile flame-resistant polymer, polyacrylonitrile flame-resistant fiber, carbon fiber, and preparation methods thereof
Grant 10,087,075 - Nakayama , et al. October 2, 2
2018-10-02
Carbon Material And Production Method For Same
App 20180202079 - YAMATANI; Manabu ;   et al.
2018-07-19
Partially Cyclized Polyacrylonitrile Polymer, Polyacrylonitrile Flame-resistant Polymer, Polyacrylonitrile Flame-resistant Fiber, Carbon Fiber, And Preparation Methods Thereof
App 20160376151 - NAKAYAMA; HIKARU ;   et al.
2016-12-29
Method for producing carbon-fiber bundles
Grant 9,157,172 - Tokoro , et al. October 13, 2
2015-10-13
Flame-resistant Fiber Bundle, Carbon Fiber Bundle, And Processes For Producing These
App 20150274860 - Sako; Yoshihiro ;   et al.
2015-10-01
Method for Producing Carbon-Fiber Bundles
App 20130119572 - Tokoro; Yasuhito ;   et al.
2013-05-16
Laminate for Laser Marking
App 20100291354 - Kawakami; Kazuyoshi ;   et al.
2010-11-18
Laminate for laser marking
App 20080050663 - Kawakami; Kazuyoshi ;   et al.
2008-02-28
Laminated polyester film for magnetic recording medium comprising specific particles
Grant 5,279,881 - Kotani January 18, 1
1994-01-18
Low-shrinkage polyester film and preparation thereof
Grant 5,093,064 - Utsumi , et al. * March 3, 1
1992-03-03
Moldable biaxially stretched polyester film
Grant 5,071,690 - Fukuda , et al. December 10, 1
1991-12-10
Polyester film for high density magnetic recording medium
Grant 5,045,379 - Kotani , et al. September 3, 1
1991-09-03
Process of making a biaxially stretched polyester film and biaxially stretched polyester film
Grant 4,985,537 - Utsumi , et al. January 15, 1
1991-01-15
Minute-cellular polyester film
Grant 4,871,784 - Otonari , et al. October 3, 1
1989-10-03
Minute-cellular polyester film provided with coating
Grant 4,857,396 - Otonari , et al. August 15, 1
1989-08-15

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