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Dortmund, Germany

Hans Grothoff

USPTO Granted Patents = 5

Average Co-Inventor Count = 1.4

ph-index = 5

Forward Citations = 237(Granted Patents)

Location History:

4600 Dortmund 50, DE (1986)
Dortmund, DE (1988 - 1997)
44225 Dortmund, DE (1999)

Company Filing History:

Calmar-albert Gmbh

Behringwerke Aktiengesellschaft

3 out of 832,843

Other

patents

Years Active: 1986-1999

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5 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5857991 - Device for applying medication fluid on mucus membrane in body cavities (1999-01-12),

2. 5615806 - Plunger lock-up dispenser (1997-04-01),

3. 5605255 - Apparatus for spraying a mixture of two components (1997-02-25),

4. 4775079 - Upright/inverted pump sprayer (1988-10-04),

5. 4615465 - Atomizing pump for water solutions (1986-10-07),

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