Inventor

NIITSUMA AKIRA

JP65 patents

⚠️ This page may combine multiple inventors who share the name “NIITSUMA AKIRA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SHIMANO KK

41 patents

US8985492B2Mar 24, 2015

Dual-bearing reel spool brake device and dual-bearing reel

SHIMANO KK7 citations84

US7789336B1Sep 7, 2010

Spool for dual-bearing reel

SHIMANO KK13 citations84

US7648096B2Jan 19, 2010

Spool brake device of dual-bearing reel

SHIMANO KK12 citations84

US10575508B2Mar 3, 2020

Braking apparatus for dual-bearing reel

SHIMANO KK2 citations73

US10492483B1Dec 3, 2019

Dual-bearing reel

SHIMANO KK2 citations73

US10039273B2Aug 7, 2018

Spool brake device for dual-bearing reel

SHIMANO KK2 citations73

US9807989B2Nov 7, 2017

Dual-bearing reel

SHIMANO KK2 citations73

US9642348B2May 9, 2017

Dual-bearing reel

SHIMANO KK3 citations73

US9439408B2Sep 13, 2016

Dual-bearing reel

SHIMANO KK4 citations73

US9101121B2Aug 11, 2015

Spool brake device for dual-bearing reel

SHIMANO KK4 citations73

US10130085B2Nov 20, 2018

Spool brake device for dual-bearing reel

SHIMANO KK2 citations72

US10039272B2Aug 7, 2018

Spool brake device for dual-bearing reel

SHIMANO KK5 citations71

US9253969B2Feb 9, 2016

Dual-bearing reel spool braking device and dual-bearing reel

SHIMANO KK2 citations63

US9215865B2Dec 22, 2015

Dual-bearing reel

SHIMANO KK2 citations63

US8985493B2Mar 24, 2015

Fishing-reel reel unit and fishing reel

SHIMANO KK2 citations63

US8925848B2Jan 6, 2015

Dual-bearing reel

SHIMANO KK2 citations63

US11751549B2Sep 12, 2023

Spinning reel

SHIMANO KK0 citations62

US11716980B2Aug 8, 2023

Spinning reel

SHIMANO KK0 citations62

US11124395B2Sep 21, 2021

Reel braking adjustment device and reel braking adjustment program

SHIMANO KK0 citations62

US11716981B2Aug 8, 2023

Spinning reel

SHIMANO KK0 citations61

US10966418B2Apr 6, 2021

Fishing reel

SHIMANO KK1 citations61

US11395482B2Jul 26, 2022

Spinning reel

SHIMANO KK1 citations60

US10477848B2Nov 19, 2019

Spool brake device

SHIMANO KK1 citations60

US9282731B2Mar 15, 2016

Dual-bearing reel spool braking device

SHIMANO KK2 citations57

US11761494B2Sep 19, 2023

Drag washer and fishing reel

SHIMANO KK0 citations56

US11737439B2Aug 29, 2023

Spinning reel

SHIMANO KK0 citations52

US11330809B2May 17, 2022

Spinning reel

SHIMANO KK0 citations52

US10477850B2Nov 19, 2019

Bearing housing structure and dual-bearing reel

SHIMANO KK0 citations52

US10477851B2Nov 19, 2019

Dual-bearing reel

SHIMANO KK0 citations52

US10271530B2Apr 30, 2019

Dual-bearing reel

SHIMANO KK0 citations52

US10231445B2Mar 19, 2019

Dual-bearing reel

SHIMANO KK0 citations52

US10070636B2Sep 11, 2018

Spool brake device for dual-bearing reel

SHIMANO KK0 citations52

US9826725B2Nov 28, 2017

Level winding mechanism for dual-bearing reel

SHIMANO KK0 citations52

US9788535B2Oct 17, 2017

Waterproof structure for a fishing reel

SHIMANO KK0 citations52

US9737061B2Aug 22, 2017

Dual-bearing reel and clutch mechanism thereof

SHIMANO KK1 citations52

US9668465B2Jun 6, 2017

Dual-bearing reel

SHIMANO KK1 citations52

US9549540B2Jan 24, 2017

Dual-bearing reel

SHIMANO KK1 citations52

US9545089B2Jan 17, 2017

Dual-bearing reel spool braking device and a dual-bearing reel

SHIMANO KK0 citations52

US9095129B2Aug 4, 2015

Spool brake device for dual-bearing reel

SHIMANO KK1 citations52

US11856930B2Jan 2, 2024

Collar member for spinning reel

SHIMANO KK0 citations51

US10117424B2Nov 6, 2018

Spool brake device for dual-bearing reel

SHIMANO KK0 citations51

NIITSUMA AKIRA

5 patents

US10470449B1Nov 12, 2019

Dual-bearing reel

NIITSUMA AKIRA1 citations62

US8925846B2Jan 6, 2015

Fishing-reel reel unit, fishing reel and method of manufacturing fishing-reel reel unit

NIITSUMA AKIRA2 citations62

US8844855B2Sep 30, 2014

Spool brake device for dual-bearing reel

NIITSUMA AKIRA2 citations62

US8695909B2Apr 15, 2014

Fishing reel handle assembly

NIITSUMA AKIRA2 citations55

US8746604B2Jun 10, 2014

Fishing reel

NIITSUMA AKIRA1 citations51

TOSHIBA KK

2 patents

US5049980ASep 17, 1991

Electronic circuit device and method of manufacturing same

TOSHIBA KK69 citations96

US4857482AAug 15, 1989

Method of forming bump electrode and electronic circuit device

TOSHIBA KK56 citations94

SAITO KEI

1 patent

US8534585B2Sep 17, 2013

Centrifugal brake device for dual-bearing reel

SAITO KEI10 citations83

TAKAMATSU TAKUJI

1 patent

US8490909B2Jul 23, 2013

Dual-bearing reel drag sound producing device

TAKAMATSU TAKUJI2 citations55

Showing the top 50 of 65 patents by PatentIndex Score.