Inventor · disambiguated record
John H. Ziemer
Also filed as: ZIEMER JOHN H · ZIEMER JOHN HAROLD
12 granted patents·360 citations·filing 1978–2002
93Inventor score
Top patents by PatentIndex Score
12 records- 0196US4224045ACryogenic system for producing low-purity oxygenUNION CARBIDE CORP·Filed 1978·Granted Sep 23, 1980·108 cites·22 claims
- 0292US4453957ADouble column multiple condenser-reboiler high pressure nitrogen processUNION CARBIDE CORP·Filed 1982·Granted Jun 12, 1984·62 cites·18 claims
- 0385US4410343AAir boiling process to produce low purity oxygenUNION CARBIDE CORP·Filed 1981·Granted Oct 18, 1983·40 cites·10 claims
- 0477US5724834ADownflow plate and fin heat exchanger for cryogenic rectificationPRAXAIR TECHNOLOGY INC·Filed 1995·Granted Mar 10, 1998·33 cites·7 claims
- 0571US5438836ADownflow plate and fin heat exchanger for cryogenic rectificationPRAXAIR TECHNOLOGY INC·Filed 1994·Granted Aug 8, 1995·23 cites·11 claims
- 0667US4439220ADual column high pressure nitrogen processUNION CARBIDE CORP·Filed 1982·Granted Mar 27, 1984·21 cites·17 claims
- 0762US5564290ACryogenic rectification system with dual phase turboexpansionPRAXAIR TECHNOLOGY INC·Filed 1995·Granted Oct 15, 1996·23 cites·6 claims
- 0854US6125656ACryogenic rectification method for producing nitrogen gas and liquid nitrogenPRAXAIR TECHNOLOGY INC·Filed 1999·Granted Oct 3, 2000·16 cites·10 claims
- 0951US5537840ADownflow plate and fin heat exchanger for cryogenic rectificationPRAXAIR TECHNOLOGY INC·Filed 1995·Granted Jul 23, 1996·13 cites·20 claims
- 1043US5163296ACryogenic rectification system with improved oxygen recoveryPRAXAIR TECHNOLOGY INC·Filed 1991·Granted Nov 17, 1992·10 cites·12 claims
- 1142US6568209B1Cryogenic air separation system with dual section main heat exchangerPRAXAIR TECHNOLOGY INC·Filed 2002·Granted May 27, 2003·6 cites·10 claims
- 1236US4957524AAir separation process with improved reboiler liquid cleaning circuitUNION CARBIDE CORP·Filed 1989·Granted Sep 18, 1990·5 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →