Osram-Melco Ltd.

Calculating rank

USPTO Granted Patents = 4

% Expired Patents = 25.0

EPO Patents = 2

Forward Citations = 11

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7 inventors (with patents filed for the assignee):

Takashi Osawa (3 out of 9 patents)

Mitsuhiro Ikeda (2 out of 3 patents)

Masaomi Takeda (2 out of 2 patents)

4. Koji Kokufu (2 out of 2 patents)

5. Hiroyasu Kisaichi (1 out of 5 patents)

6. Masatomi Asayama (1 out of 2 patents)

7. Fumitake Oowada (1 out of 1 patent)

8. Mitsuhiro c/o Osram-Melco Ltd Ikeda (0 patent)

9. Takashi c/o Osram-Melco Ltd Osawa (0 patent)

10. Koji c/o Osram-Melco Ltd Kokufu (0 patent)

11. Masaomi c/o Osram-Melco Ltd Takeda (0 patent)

4 patents: Sort by Forward Citations

1. 8188646 - Fluorescent lamp and base with press-fit hole (2012-05-29),

2. 7456559 - Fluorescent lamp and ferrule (2008-11-25),

3. 6049179 - High-pressure discharge lamp lighting apparatus (2000-04-11),

4. 5548187 - Method of flicker-free lighting hot-cathode low-pressure rare gas (1996-08-20),

Company Overview

Osram-melco Ltd. is a joint venture between Osram, a global leader in lighting solutions, and Melco, a Japanese manufacturer of automotive lighting systems. The company specializes in providing innovative lighting solutions for a wide range of applications, including automotive, industrial, and consumer electronics. With a commitment to quality and cutting-edge technology, Osram-melco Ltd. strives to deliver reliable and energy-efficient lighting products that meet the needs of its customers worldwide.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

4 Patents

#266 in Kanagawa

#7,588 in Japan

Kanagawa, Japan

Osram-Melco Ltd.

Forward Citations = 11

7 inventors:

Takashi Osawa (3 out of 9 patents)

Mitsuhiro Ikeda (2 out of 3 patents)

Masaomi Takeda (2 out of 2 patents)

4. Koji Kokufu (2 out of 2 patents)

5. Hiroyasu Kisaichi (1 out of 5 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Osram-Melco Ltd.. Retrieved from https://idiyas.com/company/osram-melco

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

2 patents (EPO):

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]