Inventor

Isao Tajima

Inventor

Nara, JP

Overview

3→

Patents

1986–2000

Patent span

Performing operations

Primary field (CPC B)

Patents· 3 as inventor

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

B29Lprimary

B29LIndexing scheme associated with subclass b29c, relating to particular articles20%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests20%

B24DTools for grinding, buffing or sharpening10%

B29CShaping or joining of plastics10%

B29DProducing particular articles from plastics or from substances in a plastic state10%

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. inserts10%

F16BDevices for fastening or securing constructional elements or machine parts together, e.g. nails, bolts, circlips, clamps, clips or wedges10%

Y10TTechnical subjects covered by former us classification10%

PatentTitleYear

6,113,826'Manufacturing method for U-bolts'2000 5,233,794'Rotary tool made of inorganic fiber-reinforced plastic'1993 4,576,847'Threaded fiber-reinforced plastic member and method of coating the same'1986

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1986Patents assigned to ASAHI CHEMICAL IND (1)· patent assignee history

1986–2000Based in Nara, JP· patent location history

1993Patents assigned to NIPPON STEEL CORP (1)· patent assignee history

1993Based in Osaka, JP· patent location history

2000Patents assigned to SOWA CO LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
ASAHI CHEMICAL IND	1	1986
NIPPON STEEL CORP	1	1993
SOWA CO LTD	1	2000

Locations

Location	Patents	Span
Nara, JP	2	1986–2000
Osaka, JP	1	1993