G06T 15/405
Using z-buffer
Official title: {using Z-buffer}
G06T15/405 (Using z-buffer) appears on 637 US grants and 518 published applications in this corpus.
Search patents in G06T- Granted patents
- 637
- Published applications
- 518
- Assignees
- 226
- Inventors
- 1,027
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 4 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 6 | 0 |
| 1990 | 6 | 0 |
| 1991 | 8 | 0 |
| 1992 | 7 | 0 |
| 1993 | 7 | 0 |
| 1994 | 10 | 0 |
| 1995 | 5 | 0 |
| 1996 | 13 | 0 |
| 1997 | 7 | 0 |
| 1998 | 17 | 0 |
| 1999 | 13 | 0 |
| 2000 | 10 | 0 |
| 2001 | 14 | 4 |
| 2002 | 23 | 16 |
| 2003 | 17 | 20 |
| 2004 | 15 | 14 |
| 2005 | 16 | 21 |
| 2006 | 18 | 7 |
| 2007 | 9 | 17 |
| 2008 | 10 | 14 |
| 2009 | 8 | 13 |
| 2010 | 12 | 14 |
| 2011 | 12 | 5 |
| 2012 | 25 | 20 |
| 2013 | 13 | 22 |
| 2014 | 16 | 41 |
| 2015 | 19 | 30 |
| 2016 | 41 | 33 |
| 2017 | 34 | 26 |
| 2018 | 34 | 38 |
| 2019 | 36 | 37 |
| 2020 | 38 | 30 |
| 2021 | 35 | 24 |
| 2022 | 19 | 18 |
| 2023 | 19 | 16 |
| 2024 | 16 | 15 |
| 2025 | 14 | 13 |
| 2026 | 6 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Methods for augmented reality gaming1 Sep 2026US 12,725,484 B2LNW Gaming, Inc.
- Hidden culling in tile-based computer generated images14 Jul 2026US 12,682,556 B2Imagination Technologies Limited
- Binning pass with hierarchical depth data determination23 Jun 2026US 12,664,721 B2Advanced Micro Devices, Inc.
- Graphics processors26 May 2026US 12,639,881 B2Arm Limited
- Coarse depth test in graphics processing systems19 May 2026US 12,633,043 B1Imagination Technologies Limited
- Coarse Depth Test in Graphics Processing Systems27 Aug 2026US 2026/0253319 A1Imagination Technologies Limited
- Graphics processors2 Jul 2026US 2026/0187871 A1Arm Limited
- Primitive Processing in a Graphics Processing System7 May 2026US 2026/0127813 A1Imagination Technologies Limited
- Temporal information in low resolution z (lrz) to reduce workloads for depth disablement9 Apr 2026US 2026/0099992 A1QUALCOMM Incorporated
- Dependency Controls for Mid-Render Compute Shaders on a Graphics Processor19 Mar 2026US 2026/0080604 A1Apple Inc.
Most cited
By later US patents
- Method for executing graphics Z-compare and pixel merge instructions in a data processor248US 5,268,995 AMotorola, Inc. · 1993
- Deferred shading graphics pipeline processor having advanced features210US 6,717,576 B1Apple Computer, Inc. · 2004
- Graphics processor with deferred shading206US 6,597,363 B1Apple Computer, Inc. · 2003
- Apparatus and method for fragment operations in a 3D-graphics pipeline157US 6,614,444 B1Apple Computer, Inc. · 2003
- Flexible dram access in a frame buffer memory and system151US 5,544,306 ASun Microsystems, Inc. · 1996