David B. Zamjahn

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Chaska, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Calculated dose medicine dispenser
- Patent number 6,904,867
- Issue date Jun 14, 2005
- David B. Zamjahn
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Dial indicator cap
- Patent number 6,779,480
- Issue date Aug 24, 2004
- David B. Zamjahn
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS

Patents Applicationslast 30 patents

Information Patent Application
Computerized Medication Dosing
- Publication number 20150085624
- Publication date Mar 26, 2015
- David Boyd Zamjahn
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Calculated dose medicine dispenser
- Publication number 20040206295
- Publication date Oct 21, 2004
- David B. Zamjahn
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Dial indicator cap
- Publication number 20030000452
- Publication date Jan 2, 2003
- David B. Zamjahn
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS