Delphax Systems
Ontario, CA· latest recorded location
Delphax Systems is named on 21 US grants and 0 published applications in this corpus. Its most frequent classification is G03G (Electrography).
- Granted patents
- 21
- Published applications
- 0
- Inventors
- 30
- Granted in 2026 so far
- 0
- Most recent grant
- 25 Aug 1992
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 4 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
By publication year.
Technology areas
Share of 21 documents
- G03GElectrography12
- B41JTypewriters8
- H01TSpark gaps3
- B65HHandling thin or filamentary material2
- Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests2
- G01DMeasuring not specially adapted for a specific variable1
- G06KGraphical data reading1
- H03LAutomatic control, starting, synchronisation or stabilisation of generators of electronic oscillations or1
- H04NPictorial communication1
Recent patents
- Plural selectable RF oscillators for supplying capacitive loads25 Aug 1992US 5,142,248 A
- Charge transfer imaging cartridge9 Jul 1991US 5,030,975 A
- Charged particle printer9 Apr 1991US 5,006,869 A
- Venetian blinding12 Mar 1991US 4,999,653 A
- Charge transfer imaging cartridge18 Sep 1990US 4,958,172 A
No published applications.
Most cited
By later US patents