SUMITOMO ELECTRIC OPTIFRONTIER CO., LTD.

Patent Applications and Registrations

Patent applications and USPTO patent grants for SUMITOMO ELECTRIC OPTIFRONTIER CO., LTD..The latest application filed is for "fusion splicing device and method for operating fusion splicing device".

Company Profile

9.12.38

SUMITOMO ELECTRIC OPTIFRONTIER CO., LTD. - Yokohama-shi, Kanagawa JP
SUMITOMO ELECTRIC OPTIFRONTIER CO., LTD. - Yokohama N/A JP
Sumitomo Electric Optifrontier Co., Ltd. - Yokohama-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
Fusion Splicing Device And Method For Operating Fusion Splicing Device App 20220276440 - OOKI; Kazuyoshi ; et al.	2022-09-01
Optical connector Grant 11,409,053 - Inaba , et al. August 9, 2	2022-08-09
Reinforcement device for optical fiber fusion splicing section and fusion splicer provided with same Grant 11,409,042 - Meo , et al. August 9, 2	2022-08-09
Optical Transmission Path Inspecting System, And Optical Transmission Path Inspecting Device App 20220236141 - FUKUMOTO; Gouichi ; et al.	2022-07-28
Optical Fiber And Optical Fiber Filter App 20220196908 - NAGANO; Shigehiro ; et al.	2022-06-23
Reinforcement Sleeve Heating Device And Fusion Splicing Machine App 20220155523 - IDO; Shohei ; et al.	2022-05-19
Optical fiber holder Grant 11,327,230 - Koguchi , et al. May 10, 2	2022-05-10
Optical Fiber Fusing And Connecting Machine And Optical Fiber Fusing And Connecting Method App 20220099895 - NAKAMURA; Shohei ; et al.	2022-03-31
Fusion Splicing Device And Fusion Splicing Method App 20220099894 - MEO; Ryosuke ; et al.	2022-03-31
Fusion Splicing Device Lock Release System App 20220078534 - SUZUKI; Takahiro ; et al.	2022-03-10
Optical Fiber Cleaving Apparatus And Optical Fiber Cleaving Method App 20220043213 - KURINO; Shinsuke	2022-02-10
Reinforcement Device For Optical Fiber Fusion Splicing Section And Fusion Splicer Provided With Same App 20220035098 - MEO; Ryosuke ; et al.	2022-02-03
Optical fiber alignment jig, optical fiber fusion splicer equipped with optical fiber alignment jig, and method for aligning optical fiber Grant 11,237,330 - Sato February 1, 2	2022-02-01
Optical Fiber Fusion Splicing Method And Fusion Splicing Device App 20220026638 - AKIYAMA; Hiroki ; et al.	2022-01-27
Fusion Splicing Device App 20220011515 - OOKI; Kazuyoshi ; et al.	2022-01-13
Storage Case App 20220007817 - JOKO; Kazufumi ; et al.	2022-01-13
Elastic member and optical connector Grant 11,215,763 - Takai , et al. January 4, 2	2022-01-04
Optical Connector App 20210364704 - INABA; Takahiro ; et al.	2021-11-25
Optical Fiber Alignment Jig, Optical Fiber Fusion Splicer Equipped With Optical Fiber Alignment Jig, And Method For Aligning Optical Fiber App 20210318492 - SATO; Ryuichiro	2021-10-14
Optical Connector App 20210255400 - INABA; Takahiro ; et al.	2021-08-19
Measurement System App 20210239569 - MASUDA; Kazuya ; et al.	2021-08-05
Elastic Member And Optical Connector App 20210215889 - TAKAI; Yusuke ; et al.	2021-07-15
Cap For Optical Connector Adapter And Optical Connector Assembly App 20210173152 - INABA; Takahiro ; et al.	2021-06-10
Optical Fiber Holder App 20210096300 - KOGUCHI; Keitarou ; et al.	2021-04-01
Optical fiber and optical fiber grating Grant 10,962,709 - Nagano , et al. March 30, 2	2021-03-30
Optical Fiber And Optical Fiber Grating App 20200408986 - NAGANO; Shigehiro ; et al.	2020-12-31
Fusion Splicing Device Management System And Fusion Splicing Device Management Method App 20200341196 - OOKI; Kazuyoshi ; et al.	2020-10-29

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