Hybrid integrated circuit for electric power control

- Fuji Electric Co., Ltd.
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Description

FIG. 1 is a perspective view of the top, front and right side of a hybrid integrated circuit for electric power control showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a rear elevational view thereof; and,

FIG. 7 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
3825876 July 1974 Damon et al.
4780795 October 25, 1988 Meinel
4943676 July 24, 1990 Kucharek
5053634 October 1, 1991 Kakinuma
5130881 July 14, 1992 Hilland
Other references
  • Powerex control module on p. 208 of EDN, Apr. 23, 1992. Sampling amplifier on p. 126 of Electronic Design, Jan. 21, 1993. Hybrid integrated circuit on p. 106 of Electronic Design, Feb. 4, 1993.
Patent History
Patent number: D357671
Type: Grant
Filed: Feb 28, 1994
Date of Patent: Apr 25, 1995
Assignee: Fuji Electric Co., Ltd. (Kanagawa)
Inventors: Noriho Terasawa (Kanagawa), Shin Soyano (Kanagawa)
Primary Examiner: Joel Sincavage
Law Firm: Sughrue, Mion, Zinn, Macpeak & Seas
Application Number: 0/19,286