Inventor

Itsushi Nagamoto

Inventor

Hamamatsu, JP

Overview

22→

Patents

1979–2000

Patent span

Human necessities

Primary field (CPC A)

Patents· 22 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 fencing65%

B29CShaping or joining of plastics12%

B29LIndexing scheme associated with subclass b29c, relating to particular articles12%

B29KIndexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding materials or to materials for moulds, reinforcements, fillers or preformed parts, e.g. inserts6%

B23KSoldering or unsoldering3%

Y10TTechnical subjects covered by former us classification3%

PatentTitleYear

6,102,274'Method for manufacturing golf club heads'2000 5,910,056'Golf club'1999 5,908,356'Wood golf club head'1999 5,792,004'Iron golf club and a method for producing the same'1998 5,669,827'Metallic wood club head for golf'1997 5,647,807'Golf club'1997 5,611,740'Golf club'1997 5,586,944'Golf club head'1996 5,499,819'Golf club head and a method for producing the same'1996 5,454,563'Golf club'1995 4,884,812'Golf club head'1989 4,883,623'Method for producing a golf club head'1989 4,824,116'Golf club head'1989 4,798,383'Golf club head'1989 4,795,159'Wood-type golf club head'1989 4,792,139'Golf club head'1988 4,714,577'Method for producing a wood-type golf club head'1987 4,581,190'Process for producing a wood-type golf club head'1986 4,479,652'Wood-type golf club head'1984 4,283,050'Racket frame'1981 4,203,596'Racket and a method for manufacturing same'1980 4,145,047'Racket'1979

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1979–1987Patents assigned to NIPPON MUSICAL INSTRUMENTS MFG (6)· patent assignee history

1979–2000Based in Hamamatsu, JP· patent location history

1984–1996Based in Shizuoka, JP· patent location history

1988–1999Patents assigned to YAMAHA CORP (15)· patent assignee history

2000Patents assigned to YAMADA CORP (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
YAMAHA CORP	15	1988–1999
NIPPON MUSICAL INSTRUMENTS MFG	6	1979–1987
YAMADA CORP	1	2000

Locations

Location	Patents	Span
Hamamatsu, JP	17	1979–2000
Shizuoka, JP	5	1984–1996