Growing community of inventors

Racine, WI, United States of America

Matthew L Andis

Average Co-Inventor Count = 1.35

ph-index = 16

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 719

Matthew L AndisThomas C Maddocks (4 patents)Matthew L AndisJohn M Piwaron (4 patents)Matthew L AndisDaniel L Sukow (3 patents)Matthew L AndisRichard L Urbush (3 patents)Matthew L AndisRichard J Tringali (2 patents)Matthew L AndisDaniel C Quella (2 patents)Matthew L AndisRobert E Derby (2 patents)Matthew L AndisAlbert Wan (2 patents)Matthew L AndisTimothy B Strandell (1 patent)Matthew L AndisAndrew A Skuhra (1 patent)Matthew L AndisCharles H Heide (1 patent)Matthew L AndisMatthew L Andis (37 patents)Thomas C MaddocksThomas C Maddocks (9 patents)John M PiwaronJohn M Piwaron (7 patents)Daniel L SukowDaniel L Sukow (5 patents)Richard L UrbushRichard L Urbush (5 patents)Richard J TringaliRichard J Tringali (8 patents)Daniel C QuellaDaniel C Quella (3 patents)Robert E DerbyRobert E Derby (2 patents)Albert WanAlbert Wan (2 patents)Timothy B StrandellTimothy B Strandell (28 patents)Andrew A SkuhraAndrew A Skuhra (10 patents)Charles H HeideCharles H Heide (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Andis Company (31 from 109 patents)

2. Outboard Marine Corporation (3 from 942 patents)

3. Andis Clipper Company (2 from 5 patents)

4. Other (1 from 832,912 patents)


37 patents:

1. 8051571 - Hair clipper with blade assembly release

2. 7080458 - Ceramic movable blades for blade sets of hair clippers

3. 6948248 - Hair trimmer

4. 6739071 - Combined diffuser and concentrator for a hair dryer

5. 6112414 - Rechargeable hair clipper assembly

6. 6105252 - Razor assembly including detachable and vibratable head

7. 6002562 - Hair dryer with interior current interrupting device

8. 5966833 - Hair dryer with removable concentrator

9. 5604985 - Hair trimmer with movable comb and latch

10. 5590475 - Hand held appliance and holder assembly

11. D372189 - Wall bracket for a hand-held blower

12. 5325590 - Hair trimmer having a low-friction rotary drive

13. 5275339 - Diffuser for hair dryer

14. 5230153 - Mounting bracket for hair trimmers

15. 5092048 - Cutting head assembly for hair trimmers

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idiyas.com
as of
1/9/2026
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