H05B 7/225
By arc image
Official title: {by arc image}
H05B7/225 (By arc image) appears on 5 US grants and 0 published applications in this corpus.
Search patents in H05B- Granted patents
- 5
- Published applications
- 0
- Assignees
- 5
- Inventors
- 5
- Latest grant
- 14 Mar 1995
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Light beam heating system with inert gas shield14 Mar 1995US 5,397,871 AMatsushita Electric Industrial Co., Ltd.
- Levitation heating method and levitation heating furnace21 Sep 1993US 5,247,144 AMitsubishi Denki Kabushiki Kaisha
- Heating apparatus having ellipsoidal reflecting mirror15 Jan 1980US 4,184,065 ANichiden Machinery, Limited
- Radiant zone heating apparatus and method15 Nov 1977US 4,058,699 AArthur D. Little, Inc.
- High pressure radiant energy image furnace11 May 1976US 3,956,611 AUshio Electric Inc.
No published applications in this class yet.
Most cited
By later US patents
- Radiant zone heating apparatus and method27US 4,058,699 AArthur D. Little, Inc. · 1977
- Heating apparatus having ellipsoidal reflecting mirror15US 4,184,065 ANichiden Machinery, Limited · 1980
- Levitation heating method and levitation heating furnace6US 5,247,144 AMitsubishi Denki Kabushiki Kaisha · 1993
- High pressure radiant energy image furnace3US 3,956,611 AUshio Electric Inc. · 1976
- Light beam heating system with inert gas shield1US 5,397,871 AMatsushita Electric Industrial Co., Ltd. · 1995