G03D 2203/0616
Determining the need of replenishment
G03D2203/0616 (Determining the need of replenishment) appears on 17 US grants and 0 published applications in this corpus.
Search patents in G03D- Granted patents
- 17
- Published applications
- 0
- Assignees
- 7
- Inventors
- 28
- Latest grant
- 15 Aug 2000
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 7 | 0 |
| 1998 | 3 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
- G03D 2203/0658By sensing the level of the processing liquidIndexing code6
- G03D 2203/0625By measuring the optical density of the filmIndexing code5
- G03D 2203/0641By measuring the electrical conductivity of the processing solutionIndexing code2
- G03D 2203/065By measuring the electrical resistance of the filmIndexing code0
- G03D 2203/0666By measuring the oxidation/reduction potential of the processing liquid, i.e. degree ofIndexing code0
Recent patents
- Processing method of black-and-white photographic materials15 Aug 2000US 6,102,589 AAgfa-Gevaert
- Method of replenishing solution for photosensitive material processor and photosensitive material processor8 Feb 2000US 6,022,153 AFuji Photo Film Co., Ltd.
- System and method for testing chemicals in an on-line wet chemical processor in an imagesetting system1 Feb 2000US 6,020,095 AAgfa NV
- Photographic developing apparatus and method of supplying water to the apparatus24 Nov 1998US 5,842,074 ANoritsu Koko Co., Ltd.
- Developing apparatus having float sensor system for replenishing tank14 Jul 1998US 5,781,821 ANoritsu Koki Co., Ltd.
No published applications in this class yet.
Most cited
By later US patents
- Method for adding water for use in an apparatus for treating a photosensitive material9US 5,177,521 AFuji Photo Film Co., Ltd. · 1993
- Apparatus for processing photographic sensitive material9US 5,669,031 AFuji Photo Film Co., Ltd. · 1997
- Photographic process with improved replenishment monitoring system7US 5,749,018 AEastman Kodak Company · 1998
- Apparatus for treating a photosensitive material and method of adding water for use in the same5US 5,185,623 AFuji Photo Film Co., Ltd. · 1993
- Automatic processing machine for silver halide photographic light-sensitive materials5US 5,701,541 AKonica Corporation · 1997