IP Library › Granted Patent US 742,557
Granted Patent S1
US 742,557 · App. 29/496,218 · Granted Nov 3, 2015

LED bulb

Inventors: Kouta Yoshizawa (Tokyo, JP); Hiroyuki Ooshima (Tokyo, JP); Akeo Kasakura (Tokyo, JP)
Assignee: MITSUBISHI CHEMICAL CORPORATION
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Quick Facts
Patent No.
US 742,557
App. No.
29/496,218
Granted
Nov 3, 2015
Kind
S1
Claims (1)

The ornamental design for an LED bulb, as shown and described.

Assignments (4)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 23, 2020
From: MITSUBISHI CHEMICAL CORPORATION
To: CMC MAGNETICS CORPORATION
Reel/Frame 051597/0513 →
CHANGE OF NAME Recorded Sep 5, 2017
From: MITSUBISHI RAYON CO., LTD.
To: MITSUBISHI CHEMICAL CORPORATION
Reel/Frame 043750/0834 →
MERGER Recorded Sep 4, 2017
From: MITSUBISHI CHEMICAL CORPORATION
To: MITSUBISHI RAYON CO., LTD.
Reel/Frame 043750/0207 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 10, 2014
From: YOSHIZAWA, KOUTA; OOSHIMA, HIROYUKI; KASAKURA, AKEO
To: MITSUBISHI CHEMICAL CORPORATION
Reel/Frame 033288/0553 →