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Inventor

Kei Tsuji

Inventor
Osaka, JP

Overview

7→
Patents
2004–2019
Patent span
Human necessities
Primary field (CPC A)

Patents· 7 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

A63Bprimary
A63BApparatus for physical training, gymnastics, swimming, climbing, or fencing75%
F16BDevices for fastening or securing constructional elements or machine parts together, e.g. nails, bolts, circlips, clamps, clips or wedges13%
LOC2113%
PatentTitleYear
10,486,027Golf ball201910,434,385Golf club head and golf club201910,159,880Adjustable metal wood golf club head with moveable weight structure20189,597,563'Multi-track adjustable golf club'20178,834,292'Iron golf club head and iron golf club'2014D0617859'Hybrid golf club head'20106,695,712'Golf club head, iron golf club head, wood golf club head, and golf club set'2004

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2004–2019Patents assigned to MIZUNO KK (5)· patent assignee history
2004–2019Based in Osaka, JP· patent location history
2010–2017Patents assigned to MIZUNO USA INC (2)· patent assignee history
2014Patents assigned to DOI KAZUHIRO (1)· patent assignee history
2014Patents assigned to JOICHI NAOYA (1)· patent assignee history
2018Based in Norcross, GA, US· patent location history
2019Patents assigned to MIZUNO TECHNICS CORP (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MIZUNO KK52004–2019
MIZUNO USA INC22010–2017
DOI KAZUHIRO12014
JOICHI NAOYA12014
MIZUNO TECHNICS CORP12019
Locations
LocationPatentsSpan
Osaka, JP62004–2019
Norcross, Georgia, US12018