Eastern Oil Tools Pte Ltd

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USPTO Granted Patents = 6

Forward Citations = 126

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6 inventors (with patents filed for the assignee):

Henry H Leggett (3 out of 3 patents)

Henry H Leggett (2 out of 5 patents)

Lionel M Gingras (2 out of 2 patents)

4. Howard R Kitney (2 out of 2 patents)

5. Michael J Hudspith (1 out of 1 patent)

6. Russell C Gilleylen (1 out of 2 patents)

6 patents: Sort by Forward Citations

1. 5287879 - Hydraulically energized wireline blowout preventer (1994-02-22),

2. 5273121 - Intercarrier mechanism for connecting and orienting tubing conveyed (1993-12-28),

3. 4938290 - Wireline blowout preventer having mechanical and hydraulic sealing (1990-07-03),

4. 4886115 - Wireline safety mechanism for wireline tools (1989-12-12),

5. 4883119 - Mechanical latching device operated by dead weight and tension (1989-11-28),

6. 4828023 - Mechanical latching device operated by dead weight and tension (1989-05-09),

Company Overview

Eastern Oil Tools Pte Ltd is a leading provider of oilfield equipment and services in Singapore. With a strong focus on quality and customer satisfaction, we offer a wide range of products including drilling tools, completion tools, and well intervention equipment. Our experienced team is committed to delivering innovative solutions to meet the needs of our clients in the oil and gas industry.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

6 Patents

#147 in undefined, undefined

#404 in

#45,030 in US

US