Based on some very basic "location" analysis,
I would report the following as being the same inventor...
We record the number of patents that have this name-location match:
0003474 Kia Silverbrook|Balmain,AU
0000152 Kia Silverbrook|Sydney,AU
0000038 Kia Silverbrook|Leichhardt,AU
0000017 Kia Silverbrook|Woollahra,AU
0000011 Kia Silverbrook|Balmain,NSW,AU
0000008 Silverbrook Kia|Balmain,AU
0000007 Kia Silverbrook|Wollahra,AU
0000005 Kia Silverbrook|Balmain NSW,AU
0000003 Kia Silverbrook|Blamain,AU
0000003 Kia Silverbrook|Balmain,NSW 2041,AU
0000003 Kia Silverbrook|Balmain,AT
0000002 Kia Siverbrook|Woollahra,AU
0000002 Kia Silverbrook|Leichhardt NSW,AU
0000002 Kia Silverbrook|Balmain,New South Wales,AU
0000001 Kia Sliverbrook|Balmain,AU
0000001 Kia Silverbrook|Woollhara,AU
0000001 Kia Silverbrook|New South Wales,AU
0000001 Kia Silverbrook|New South Wales,AT
0000001 Kia Silverbrook|Liechhardt,AU
0000001 Kia Silverbrook|Leichhardt NSW 2040,AU
0000001 Kia Silverbrook|Leichardt,AU
0000001 Kia Silverbrook|Balmain,NSW,2041,AU
0000001 Kia Silverbrook|Balmain NSW 2041,AU
0000001 Kia Silverbrook|Balmain 2041,AU
0000001 Kia Silverbook|Balmain,AU
From Monte Shaffer: