Growing community of inventors

Singapore, Singapore

Hengky Wirawan

Average Co-Inventor Count = 3.02

ph-index = 1

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 = 5

Hengky WirawanFlorante Go (3 patents)Hengky WirawanJoerg Plotzitzka (3 patents)Hengky WirawanElmar Berendes (1 patent)Hengky WirawanKarl-Heinz Seroka (6 patents)Hengky WirawanKelvin Joon Ho Chow (2 patents)Hengky WirawanKarl Seroka (1 patent)Hengky WirawanRophie Rabanos (1 patent)Hengky WirawanLutz Bernhard (1 patent)Hengky WirawanKan Weng Kit (1 patent)Hengky WirawanTee Meng Pang (1 patent)Hengky WirawanRophie Rabanos Cuyos (1 patent)Hengky WirawanJoerg Plotzitzka (0 patent)Hengky WirawanJoon Ho Kelvin Chow (0 patent)Hengky WirawanHengky Wirawan (6 patents)Florante GoFlorante Go (14 patents)Joerg PlotzitzkaJoerg Plotzitzka (4 patents)Elmar BerendesElmar Berendes (14 patents)Karl-Heinz SerokaKarl-Heinz Seroka (6 patents)Kelvin Joon Ho ChowKelvin Joon Ho Chow (2 patents)Karl SerokaKarl Seroka (1 patent)Rophie RabanosRophie Rabanos (1 patent)Lutz BernhardLutz Bernhard (1 patent)Kan Weng KitKan Weng Kit (1 patent)Tee Meng PangTee Meng Pang (1 patent)Rophie Rabanos CuyosRophie Rabanos Cuyos (1 patent)Joerg PlotzitzkaJoerg Plotzitzka (0 patent)Joon Ho Kelvin ChowJoon Ho Kelvin Chow (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Wincor Nixdorf International Gmbh (6 from 294 patents)

2. Wincor Nixdorf Pte Ltd. (1 from 2 patents)


6 patents:

1. 10366558 - Cash box and device for handling notes of value with mechanical coding

2. 9495821 - Device for handling notes of value

3. 9396601 - Cash box with two locking units

4. 9371203 - Cash cassette comprising a press-on unit having an elastic snap-in element

5. 9368001 - Device for handling banknotes

6. 8935884 - Arrangement for closing an opening for the output and/or input of notes of an automated teller machine

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as of
1/3/2026
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